636642708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{31153}}^1$

素因数の和:31304

約数の個数: 48

約数和(自身を含む): 1612032576

約数和(自身を除く): 975389868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 131, 156, 262, 393, 524, 786, 1572, 1703, 3406, 5109, 6812, 10218, 20436, 31153, 62306, 93459, 124612, 186918, 373836, 404989, 809978, 1214967, 1619956, 2429934, 4081043, 4859868, 8162086, 12243129, 16324172, 24486258, 48972516, 53053559, 106107118, 159160677, 212214236, 318321354, 636642708]

約数ペア:

[(1, 636642708), (2, 318321354), (3, 212214236), (4, 159160677), (6, 106107118), (12, 53053559), (13, 48972516), (26, 24486258), (39, 16324172), (52, 12243129), (78, 8162086), (131, 4859868), (156, 4081043), (262, 2429934), (393, 1619956), (524, 1214967), (786, 809978), (1572, 404989), (1703, 373836), (3406, 186918), (5109, 124612), (6812, 93459), (10218, 62306), (20436, 31153)]