400804518

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{20921}}^1$

素因数の和:21060

約数の個数: 32

約数和(自身を含む): 835540992

約数和(自身を除く): 434736474

約数列:

[1, 2, 3, 6, 31, 62, 93, 103, 186, 206, 309, 618, 3193, 6386, 9579, 19158, 20921, 41842, 62763, 125526, 648551, 1297102, 1945653, 2154863, 3891306, 4309726, 6464589, 12929178, 66800753, 133601506, 200402259, 400804518]

約数ペア:

[(1, 400804518), (2, 200402259), (3, 133601506), (6, 66800753), (31, 12929178), (62, 6464589), (93, 4309726), (103, 3891306), (186, 2154863), (206, 1945653), (309, 1297102), (618, 648551), (3193, 125526), (6386, 62763), (9579, 41842), (19158, 20921)]