27391301

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 34898688

約数和(自身を除く): 7507387

約数列:

[1, 7, 17, 43, 53, 101, 119, 301, 371, 707, 731, 901, 1717, 2279, 4343, 5117, 5353, 6307, 12019, 15953, 30401, 37471, 38743, 73831, 91001, 230179, 271201, 516817, 637007, 1611253, 3913043, 27391301]

約数ペア:

[(1, 27391301), (7, 3913043), (17, 1611253), (43, 637007), (53, 516817), (101, 271201), (119, 230179), (301, 91001), (371, 73831), (707, 38743), (731, 37471), (901, 30401), (1717, 15953), (2279, 12019), (4343, 6307), (5117, 5353)]