438228

素因数分解:

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

素因数の和:101

約数の個数: 72

約数和(自身を含む): 1327872

約数和(自身を除く): 889644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 47, 63, 74, 84, 94, 111, 126, 141, 148, 188, 222, 252, 259, 282, 329, 333, 423, 444, 518, 564, 658, 666, 777, 846, 987, 1036, 1316, 1332, 1554, 1692, 1739, 1974, 2331, 2961, 3108, 3478, 3948, 4662, 5217, 5922, 6956, 9324, 10434, 11844, 12173, 15651, 20868, 24346, 31302, 36519, 48692, 62604, 73038, 109557, 146076, 219114, 438228]

約数ペア:

[(1, 438228), (2, 219114), (3, 146076), (4, 109557), (6, 73038), (7, 62604), (9, 48692), (12, 36519), (14, 31302), (18, 24346), (21, 20868), (28, 15651), (36, 12173), (37, 11844), (42, 10434), (47, 9324), (63, 6956), (74, 5922), (84, 5217), (94, 4662), (111, 3948), (126, 3478), (141, 3108), (148, 2961), (188, 2331), (222, 1974), (252, 1739), (259, 1692), (282, 1554), (329, 1332), (333, 1316), (423, 1036), (444, 987), (518, 846), (564, 777), (658, 666)]