31388893893

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{2053}}^1$

素因数の和:2379

約数の個数: 96

約数和(自身を含む): 55830677760

約数和(自身を除く): 24441783867

約数列:

[1, 3, 7, 9, 19, 21, 53, 57, 63, 133, 159, 171, 241, 371, 399, 477, 723, 1007, 1113, 1197, 1687, 2053, 2169, 3021, 3339, 4579, 5061, 6159, 7049, 9063, 12773, 13737, 14371, 15183, 18477, 21147, 32053, 38319, 39007, 41211, 43113, 63441, 89411, 96159, 108809, 114957, 117021, 129339, 242687, 268233, 273049, 288477, 326427, 351063, 494773, 728061, 761663, 804699, 819147, 979281, 1484319, 1698809, 2067371, 2184183, 2284989, 2457441, 3463411, 4452957, 5096427, 6202113, 6854967, 9400687, 10390233, 14471597, 15289281, 18606339, 26222969, 28202061, 31170699, 43414791, 65804809, 78668907, 84606183, 130244373, 183560783, 197414427, 236006721, 498236411, 550682349, 592243281, 1494709233, 1652047047, 3487654877, 4484127699, 10462964631, 31388893893]

約数ペア:

[(1, 31388893893), (3, 10462964631), (7, 4484127699), (9, 3487654877), (19, 1652047047), (21, 1494709233), (53, 592243281), (57, 550682349), (63, 498236411), (133, 236006721), (159, 197414427), (171, 183560783), (241, 130244373), (371, 84606183), (399, 78668907), (477, 65804809), (723, 43414791), (1007, 31170699), (1113, 28202061), (1197, 26222969), (1687, 18606339), (2053, 15289281), (2169, 14471597), (3021, 10390233), (3339, 9400687), (4579, 6854967), (5061, 6202113), (6159, 5096427), (7049, 4452957), (9063, 3463411), (12773, 2457441), (13737, 2284989), (14371, 2184183), (15183, 2067371), (18477, 1698809), (21147, 1484319), (32053, 979281), (38319, 819147), (39007, 804699), (41211, 761663), (43113, 728061), (63441, 494773), (89411, 351063), (96159, 326427), (108809, 288477), (114957, 273049), (117021, 268233), (129339, 242687)]