15215637

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 22528000

約数和(自身を除く): 7312363

約数列:

[1, 3, 19, 31, 57, 79, 93, 109, 237, 327, 589, 1501, 1767, 2071, 2449, 3379, 4503, 6213, 7347, 8611, 10137, 25833, 46531, 64201, 139593, 163609, 192603, 266941, 490827, 800823, 5071879, 15215637]

約数ペア:

[(1, 15215637), (3, 5071879), (19, 800823), (31, 490827), (57, 266941), (79, 192603), (93, 163609), (109, 139593), (237, 64201), (327, 46531), (589, 25833), (1501, 10137), (1767, 8611), (2071, 7347), (2449, 6213), (3379, 4503)]