31210758

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 80

約数和(自身を含む): 74156544

約数和(自身を除く): 42945786

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 41, 54, 74, 81, 82, 111, 123, 127, 162, 222, 246, 254, 333, 369, 381, 666, 738, 762, 999, 1107, 1143, 1517, 1998, 2214, 2286, 2997, 3034, 3321, 3429, 4551, 4699, 5207, 5994, 6642, 6858, 9102, 9398, 10287, 10414, 13653, 14097, 15621, 20574, 27306, 28194, 31242, 40959, 42291, 46863, 81918, 84582, 93726, 122877, 126873, 140589, 192659, 245754, 253746, 281178, 380619, 385318, 421767, 577977, 761238, 843534, 1155954, 1733931, 3467862, 5201793, 10403586, 15605379, 31210758]

約数ペア:

[(1, 31210758), (2, 15605379), (3, 10403586), (6, 5201793), (9, 3467862), (18, 1733931), (27, 1155954), (37, 843534), (41, 761238), (54, 577977), (74, 421767), (81, 385318), (82, 380619), (111, 281178), (123, 253746), (127, 245754), (162, 192659), (222, 140589), (246, 126873), (254, 122877), (333, 93726), (369, 84582), (381, 81918), (666, 46863), (738, 42291), (762, 40959), (999, 31242), (1107, 28194), (1143, 27306), (1517, 20574), (1998, 15621), (2214, 14097), (2286, 13653), (2997, 10414), (3034, 10287), (3321, 9398), (3429, 9102), (4551, 6858), (4699, 6642), (5207, 5994)]