686551644

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{421}}^1\times {\mathrm{467}}^1$

素因数の和:995

約数の個数: 72

約数和(自身を含む): 1761269328

約数和(自身を除く): 1074717684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 421, 467, 582, 842, 873, 934, 1164, 1263, 1401, 1684, 1746, 1868, 2526, 2802, 3492, 3789, 4203, 5052, 5604, 7578, 8406, 15156, 16812, 40837, 45299, 81674, 90598, 122511, 135897, 163348, 181196, 196607, 245022, 271794, 367533, 393214, 407691, 490044, 543588, 589821, 735066, 786428, 815382, 1179642, 1470132, 1630764, 1769463, 2359284, 3538926, 7077852, 19070879, 38141758, 57212637, 76283516, 114425274, 171637911, 228850548, 343275822, 686551644]

約数ペア:

[(1, 686551644), (2, 343275822), (3, 228850548), (4, 171637911), (6, 114425274), (9, 76283516), (12, 57212637), (18, 38141758), (36, 19070879), (97, 7077852), (194, 3538926), (291, 2359284), (388, 1769463), (421, 1630764), (467, 1470132), (582, 1179642), (842, 815382), (873, 786428), (934, 735066), (1164, 589821), (1263, 543588), (1401, 490044), (1684, 407691), (1746, 393214), (1868, 367533), (2526, 271794), (2802, 245022), (3492, 196607), (3789, 181196), (4203, 163348), (5052, 135897), (5604, 122511), (7578, 90598), (8406, 81674), (15156, 45299), (16812, 40837)]