393556758

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{2221}}^1\times {\mathrm{4219}}^1$

素因数の和:6452

約数の個数: 32

約数和(自身を含む): 900176640

約数和(自身を除く): 506619882

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 2221, 4219, 4442, 6663, 8438, 12657, 13326, 15547, 25314, 29533, 31094, 46641, 59066, 88599, 93282, 177198, 9370399, 18740798, 28111197, 56222394, 65592793, 131185586, 196778379, 393556758]

約数ペア:

[(1, 393556758), (2, 196778379), (3, 131185586), (6, 65592793), (7, 56222394), (14, 28111197), (21, 18740798), (42, 9370399), (2221, 177198), (4219, 93282), (4442, 88599), (6663, 59066), (8438, 46641), (12657, 31094), (13326, 29533), (15547, 25314)]