2445786

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 6402240

約数和(自身を除く): 3956454

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 49, 59, 63, 94, 98, 118, 126, 141, 147, 177, 282, 294, 329, 354, 413, 423, 441, 531, 658, 826, 846, 882, 987, 1062, 1239, 1974, 2303, 2478, 2773, 2891, 2961, 3717, 4606, 5546, 5782, 5922, 6909, 7434, 8319, 8673, 13818, 16638, 17346, 19411, 20727, 24957, 26019, 38822, 41454, 49914, 52038, 58233, 116466, 135877, 174699, 271754, 349398, 407631, 815262, 1222893, 2445786]

約数ペア:

[(1, 2445786), (2, 1222893), (3, 815262), (6, 407631), (7, 349398), (9, 271754), (14, 174699), (18, 135877), (21, 116466), (42, 58233), (47, 52038), (49, 49914), (59, 41454), (63, 38822), (94, 26019), (98, 24957), (118, 20727), (126, 19411), (141, 17346), (147, 16638), (177, 13818), (282, 8673), (294, 8319), (329, 7434), (354, 6909), (413, 5922), (423, 5782), (441, 5546), (531, 4606), (658, 3717), (826, 2961), (846, 2891), (882, 2773), (987, 2478), (1062, 2303), (1239, 1974)]