156919365

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 282686976

約数和(自身を除く): 125767611

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 197, 279, 465, 571, 591, 985, 1395, 1713, 1773, 2855, 2955, 5139, 6107, 8565, 8865, 17701, 18321, 25695, 30535, 53103, 54963, 88505, 91605, 112487, 159309, 265515, 274815, 337461, 562435, 796545, 1012383, 1687305, 3487097, 5061915, 10461291, 17435485, 31383873, 52306455, 156919365]

約数ペア:

[(1, 156919365), (3, 52306455), (5, 31383873), (9, 17435485), (15, 10461291), (31, 5061915), (45, 3487097), (93, 1687305), (155, 1012383), (197, 796545), (279, 562435), (465, 337461), (571, 274815), (591, 265515), (985, 159309), (1395, 112487), (1713, 91605), (1773, 88505), (2855, 54963), (2955, 53103), (5139, 30535), (6107, 25695), (8565, 18321), (8865, 17701)]