28173936

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1270

約数の個数: 80

約数和(自身を含む): 84423168

約数和(自身を除く): 56249232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 142, 168, 213, 284, 336, 426, 497, 568, 852, 994, 1136, 1181, 1491, 1704, 1988, 2362, 2982, 3408, 3543, 3976, 4724, 5964, 7086, 7952, 8267, 9448, 11928, 14172, 16534, 18896, 23856, 24801, 28344, 33068, 49602, 56688, 66136, 83851, 99204, 132272, 167702, 198408, 251553, 335404, 396816, 503106, 586957, 670808, 1006212, 1173914, 1341616, 1760871, 2012424, 2347828, 3521742, 4024848, 4695656, 7043484, 9391312, 14086968, 28173936]

約数ペア:

[(1, 28173936), (2, 14086968), (3, 9391312), (4, 7043484), (6, 4695656), (7, 4024848), (8, 3521742), (12, 2347828), (14, 2012424), (16, 1760871), (21, 1341616), (24, 1173914), (28, 1006212), (42, 670808), (48, 586957), (56, 503106), (71, 396816), (84, 335404), (112, 251553), (142, 198408), (168, 167702), (213, 132272), (284, 99204), (336, 83851), (426, 66136), (497, 56688), (568, 49602), (852, 33068), (994, 28344), (1136, 24801), (1181, 23856), (1491, 18896), (1704, 16534), (1988, 14172), (2362, 11928), (2982, 9448), (3408, 8267), (3543, 7952), (3976, 7086), (4724, 5964)]