291289485

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{21601}}^1$

素因数の和:21669

約数の個数: 32

約数和(自身を含む): 497710080

約数和(自身を除く): 206420595

約数列:

[1, 3, 5, 15, 29, 31, 87, 93, 145, 155, 435, 465, 899, 2697, 4495, 13485, 21601, 64803, 108005, 324015, 626429, 669631, 1879287, 2008893, 3132145, 3348155, 9396435, 10044465, 19419299, 58257897, 97096495, 291289485]

約数ペア:

[(1, 291289485), (3, 97096495), (5, 58257897), (15, 19419299), (29, 10044465), (31, 9396435), (87, 3348155), (93, 3132145), (145, 2008893), (155, 1879287), (435, 669631), (465, 626429), (899, 324015), (2697, 108005), (4495, 64803), (13485, 21601)]