22220409

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 32140800

約数和(自身を除く): 9920391

約数列:

[1, 3, 29, 53, 61, 79, 87, 159, 183, 237, 1537, 1769, 2291, 3233, 4187, 4611, 4819, 5307, 6873, 9699, 12561, 14457, 93757, 121423, 139751, 255407, 281271, 364269, 419253, 766221, 7406803, 22220409]

約数ペア:

[(1, 22220409), (3, 7406803), (29, 766221), (53, 419253), (61, 364269), (79, 281271), (87, 255407), (159, 139751), (183, 121423), (237, 93757), (1537, 14457), (1769, 12561), (2291, 9699), (3233, 6873), (4187, 5307), (4611, 4819)]