216195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 414720

約数和(自身を除く): 198525

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 71, 87, 105, 145, 203, 213, 355, 435, 497, 609, 1015, 1065, 1491, 2059, 2485, 3045, 6177, 7455, 10295, 14413, 30885, 43239, 72065, 216195]

約数ペア:

[(1, 216195), (3, 72065), (5, 43239), (7, 30885), (15, 14413), (21, 10295), (29, 7455), (35, 6177), (71, 3045), (87, 2485), (105, 2059), (145, 1491), (203, 1065), (213, 1015), (355, 609), (435, 497)]