1645974876

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{215329}}^1$

素因数の和:215363

約数の個数: 72

約数和(自身を含む): 4811333520

約数和(自身を除く): 3165358644

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 215329, 430658, 645987, 861316, 1291974, 1507303, 2583948, 2799277, 3014606, 4521909, 5598554, 6029212, 8397831, 9043818, 10551121, 11197108, 16795662, 18087636, 19594939, 21102242, 31653363, 33591324, 39189878, 42204484, 58784817, 63306726, 78379756, 117569634, 126613452, 137164573, 235139268, 274329146, 411493719, 548658292, 822987438, 1645974876]

約数ペア:

[(1, 1645974876), (2, 822987438), (3, 548658292), (4, 411493719), (6, 274329146), (7, 235139268), (12, 137164573), (13, 126613452), (14, 117569634), (21, 78379756), (26, 63306726), (28, 58784817), (39, 42204484), (42, 39189878), (49, 33591324), (52, 31653363), (78, 21102242), (84, 19594939), (91, 18087636), (98, 16795662), (147, 11197108), (156, 10551121), (182, 9043818), (196, 8397831), (273, 6029212), (294, 5598554), (364, 4521909), (546, 3014606), (588, 2799277), (637, 2583948), (1092, 1507303), (1274, 1291974), (1911, 861316), (2548, 645987), (3822, 430658), (7644, 215329)]