31114188

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 95606784

約数和(自身を除く): 64492596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 47, 63, 71, 74, 84, 94, 111, 126, 141, 142, 148, 188, 213, 222, 252, 259, 282, 284, 329, 333, 423, 426, 444, 497, 518, 564, 639, 658, 666, 777, 846, 852, 987, 994, 1036, 1278, 1316, 1332, 1491, 1554, 1692, 1739, 1974, 1988, 2331, 2556, 2627, 2961, 2982, 3108, 3337, 3478, 3948, 4473, 4662, 5217, 5254, 5922, 5964, 6674, 6956, 7881, 8946, 9324, 10011, 10434, 10508, 11844, 12173, 13348, 15651, 15762, 17892, 18389, 20022, 20868, 23359, 23643, 24346, 30033, 31302, 31524, 36519, 36778, 40044, 46718, 47286, 48692, 55167, 60066, 62604, 70077, 73038, 73556, 93436, 94572, 109557, 110334, 120132, 123469, 140154, 146076, 165501, 210231, 219114, 220668, 246938, 280308, 331002, 370407, 420462, 438228, 493876, 662004, 740814, 840924, 864283, 1111221, 1481628, 1728566, 2222442, 2592849, 3457132, 4444884, 5185698, 7778547, 10371396, 15557094, 31114188]

約数ペア:

[(1, 31114188), (2, 15557094), (3, 10371396), (4, 7778547), (6, 5185698), (7, 4444884), (9, 3457132), (12, 2592849), (14, 2222442), (18, 1728566), (21, 1481628), (28, 1111221), (36, 864283), (37, 840924), (42, 740814), (47, 662004), (63, 493876), (71, 438228), (74, 420462), (84, 370407), (94, 331002), (111, 280308), (126, 246938), (141, 220668), (142, 219114), (148, 210231), (188, 165501), (213, 146076), (222, 140154), (252, 123469), (259, 120132), (282, 110334), (284, 109557), (329, 94572), (333, 93436), (423, 73556), (426, 73038), (444, 70077), (497, 62604), (518, 60066), (564, 55167), (639, 48692), (658, 47286), (666, 46718), (777, 40044), (846, 36778), (852, 36519), (987, 31524), (994, 31302), (1036, 30033), (1278, 24346), (1316, 23643), (1332, 23359), (1491, 20868), (1554, 20022), (1692, 18389), (1739, 17892), (1974, 15762), (1988, 15651), (2331, 13348), (2556, 12173), (2627, 11844), (2961, 10508), (2982, 10434), (3108, 10011), (3337, 9324), (3478, 8946), (3948, 7881), (4473, 6956), (4662, 6674), (5217, 5964), (5254, 5922)]