126721364

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 281891904

約数和(自身を除く): 155170540

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 113, 121, 154, 226, 242, 308, 331, 452, 484, 662, 791, 847, 1243, 1324, 1582, 1694, 2317, 2486, 3164, 3388, 3641, 4634, 4972, 7282, 8701, 9268, 13673, 14564, 17402, 25487, 27346, 34804, 37403, 40051, 50974, 54692, 74806, 80102, 95711, 101948, 149612, 160204, 191422, 261821, 280357, 382844, 411433, 523642, 560714, 822866, 1047284, 1121428, 1645732, 2880031, 4525763, 5760062, 9051526, 11520124, 18103052, 31680341, 63360682, 126721364]

約数ペア:

[(1, 126721364), (2, 63360682), (4, 31680341), (7, 18103052), (11, 11520124), (14, 9051526), (22, 5760062), (28, 4525763), (44, 2880031), (77, 1645732), (113, 1121428), (121, 1047284), (154, 822866), (226, 560714), (242, 523642), (308, 411433), (331, 382844), (452, 280357), (484, 261821), (662, 191422), (791, 160204), (847, 149612), (1243, 101948), (1324, 95711), (1582, 80102), (1694, 74806), (2317, 54692), (2486, 50974), (3164, 40051), (3388, 37403), (3641, 34804), (4634, 27346), (4972, 25487), (7282, 17402), (8701, 14564), (9268, 13673)]