220545

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:66

約数の個数: 36

約数和(自身を含む): 428220

約数和(自身を除く): 207675

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 169, 195, 261, 377, 435, 507, 585, 845, 1131, 1305, 1521, 1885, 2535, 3393, 4901, 5655, 7605, 14703, 16965, 24505, 44109, 73515, 220545]

約数ペア:

[(1, 220545), (3, 73515), (5, 44109), (9, 24505), (13, 16965), (15, 14703), (29, 7605), (39, 5655), (45, 4901), (65, 3393), (87, 2535), (117, 1885), (145, 1521), (169, 1305), (195, 1131), (261, 845), (377, 585), (435, 507)]