646989126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{12637}}^1$

素因数の和:12725

約数の個数: 64

約数和(自身を含む): 1572369408

約数和(自身を除く): 925380282

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 53, 69, 106, 138, 159, 161, 318, 322, 371, 483, 742, 966, 1113, 1219, 2226, 2438, 3657, 7314, 8533, 12637, 17066, 25274, 25599, 37911, 51198, 75822, 88459, 176918, 265377, 290651, 530754, 581302, 669761, 871953, 1339522, 1743906, 2009283, 2034557, 4018566, 4069114, 4688327, 6103671, 9376654, 12207342, 14064981, 15404503, 28129962, 30809006, 46213509, 92427018, 107831521, 215663042, 323494563, 646989126]

約数ペア:

[(1, 646989126), (2, 323494563), (3, 215663042), (6, 107831521), (7, 92427018), (14, 46213509), (21, 30809006), (23, 28129962), (42, 15404503), (46, 14064981), (53, 12207342), (69, 9376654), (106, 6103671), (138, 4688327), (159, 4069114), (161, 4018566), (318, 2034557), (322, 2009283), (371, 1743906), (483, 1339522), (742, 871953), (966, 669761), (1113, 581302), (1219, 530754), (2226, 290651), (2438, 265377), (3657, 176918), (7314, 88459), (8533, 75822), (12637, 51198), (17066, 37911), (25274, 25599)]