208040535

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49711}}^1$

素因数の和:49756

約数の個数: 32

約数和(自身を含む): 381788160

約数和(自身を除く): 173747625

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 49711, 149133, 248555, 447399, 745665, 1342197, 1541041, 2236995, 4623123, 6710985, 7705205, 13869369, 23115615, 41608107, 69346845, 208040535]

約数ペア:

[(1, 208040535), (3, 69346845), (5, 41608107), (9, 23115615), (15, 13869369), (27, 7705205), (31, 6710985), (45, 4623123), (93, 2236995), (135, 1541041), (155, 1342197), (279, 745665), (465, 447399), (837, 248555), (1395, 149133), (4185, 49711)]