127821928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{967}}^1$

素因数の和:1058

約数の個数: 64

約数和(自身を含む): 273208320

約数和(自身を除く): 145386392

約数列:

[1, 2, 4, 8, 13, 26, 31, 41, 52, 62, 82, 104, 124, 164, 248, 328, 403, 533, 806, 967, 1066, 1271, 1612, 1934, 2132, 2542, 3224, 3868, 4264, 5084, 7736, 10168, 12571, 16523, 25142, 29977, 33046, 39647, 50284, 59954, 66092, 79294, 100568, 119908, 132184, 158588, 239816, 317176, 389701, 515411, 779402, 1030822, 1229057, 1558804, 2061644, 2458114, 3117608, 4123288, 4916228, 9832456, 15977741, 31955482, 63910964, 127821928]

約数ペア:

[(1, 127821928), (2, 63910964), (4, 31955482), (8, 15977741), (13, 9832456), (26, 4916228), (31, 4123288), (41, 3117608), (52, 2458114), (62, 2061644), (82, 1558804), (104, 1229057), (124, 1030822), (164, 779402), (248, 515411), (328, 389701), (403, 317176), (533, 239816), (806, 158588), (967, 132184), (1066, 119908), (1271, 100568), (1612, 79294), (1934, 66092), (2132, 59954), (2542, 50284), (3224, 39647), (3868, 33046), (4264, 29977), (5084, 25142), (7736, 16523), (10168, 12571)]