16957215

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 34675200

約数和(自身を除く): 17717985

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 33, 45, 55, 57, 95, 99, 135, 165, 171, 209, 285, 297, 495, 513, 601, 627, 855, 1045, 1485, 1803, 1881, 2565, 3005, 3135, 5409, 5643, 6611, 9015, 9405, 11419, 16227, 19833, 27045, 28215, 33055, 34257, 57095, 59499, 81135, 99165, 102771, 125609, 171285, 178497, 297495, 308313, 376827, 513855, 628045, 892485, 1130481, 1541565, 1884135, 3391443, 5652405, 16957215]

約数ペア:

[(1, 16957215), (3, 5652405), (5, 3391443), (9, 1884135), (11, 1541565), (15, 1130481), (19, 892485), (27, 628045), (33, 513855), (45, 376827), (55, 308313), (57, 297495), (95, 178497), (99, 171285), (135, 125609), (165, 102771), (171, 99165), (209, 81135), (285, 59499), (297, 57095), (495, 34257), (513, 33055), (601, 28215), (627, 27045), (855, 19833), (1045, 16227), (1485, 11419), (1803, 9405), (1881, 9015), (2565, 6611), (3005, 5643), (3135, 5409)]