4220895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 7856640

約数和(自身を除く): 3635745

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 659, 915, 1281, 1977, 2135, 3295, 4613, 6405, 9885, 13839, 23065, 40199, 69195, 120597, 200995, 281393, 602985, 844179, 1406965, 4220895]

約数ペア:

[(1, 4220895), (3, 1406965), (5, 844179), (7, 602985), (15, 281393), (21, 200995), (35, 120597), (61, 69195), (105, 40199), (183, 23065), (305, 13839), (427, 9885), (659, 6405), (915, 4613), (1281, 3295), (1977, 2135)]