653780428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{23609}}^1$

素因数の和:23686

約数の個数: 48

約数和(自身を含む): 1396200960

約数和(自身を除く): 742420532

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 86, 92, 161, 172, 301, 322, 602, 644, 989, 1204, 1978, 3956, 6923, 13846, 23609, 27692, 47218, 94436, 165263, 330526, 543007, 661052, 1015187, 1086014, 2030374, 2172028, 3801049, 4060748, 7106309, 7602098, 14212618, 15204196, 23349301, 28425236, 46698602, 93397204, 163445107, 326890214, 653780428]

約数ペア:

[(1, 653780428), (2, 326890214), (4, 163445107), (7, 93397204), (14, 46698602), (23, 28425236), (28, 23349301), (43, 15204196), (46, 14212618), (86, 7602098), (92, 7106309), (161, 4060748), (172, 3801049), (301, 2172028), (322, 2030374), (602, 1086014), (644, 1015187), (989, 661052), (1204, 543007), (1978, 330526), (3956, 165263), (6923, 94436), (13846, 47218), (23609, 27692)]