31684856

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 72441600

約数和(自身を除く): 40756744

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 97, 133, 152, 194, 266, 307, 388, 532, 614, 679, 776, 1064, 1228, 1358, 1843, 2149, 2456, 2716, 3686, 4298, 5432, 5833, 7372, 8596, 11666, 12901, 14744, 17192, 23332, 25802, 29779, 40831, 46664, 51604, 59558, 81662, 103208, 119116, 163324, 208453, 238232, 326648, 416906, 565801, 833812, 1131602, 1667624, 2263204, 3960607, 4526408, 7921214, 15842428, 31684856]

約数ペア:

[(1, 31684856), (2, 15842428), (4, 7921214), (7, 4526408), (8, 3960607), (14, 2263204), (19, 1667624), (28, 1131602), (38, 833812), (56, 565801), (76, 416906), (97, 326648), (133, 238232), (152, 208453), (194, 163324), (266, 119116), (307, 103208), (388, 81662), (532, 59558), (614, 51604), (679, 46664), (776, 40831), (1064, 29779), (1228, 25802), (1358, 23332), (1843, 17192), (2149, 14744), (2456, 12901), (2716, 11666), (3686, 8596), (4298, 7372), (5432, 5833)]