7929128788

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{65719}}^1$

素因数の和:65900

約数の個数: 48

約数和(自身を含む): 16487833600

約数和(自身を除く): 8558704812

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 139, 217, 278, 434, 556, 868, 973, 1946, 3892, 4309, 8618, 17236, 30163, 60326, 65719, 120652, 131438, 262876, 460033, 920066, 1840132, 2037289, 4074578, 8149156, 9134941, 14261023, 18269882, 28522046, 36539764, 57044092, 63944587, 127889174, 255778348, 283183171, 566366342, 1132732684, 1982282197, 3964564394, 7929128788]

約数ペア:

[(1, 7929128788), (2, 3964564394), (4, 1982282197), (7, 1132732684), (14, 566366342), (28, 283183171), (31, 255778348), (62, 127889174), (124, 63944587), (139, 57044092), (217, 36539764), (278, 28522046), (434, 18269882), (556, 14261023), (868, 9134941), (973, 8149156), (1946, 4074578), (3892, 2037289), (4309, 1840132), (8618, 920066), (17236, 460033), (30163, 262876), (60326, 131438), (65719, 120652)]