71218935

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2687}}^1$

素因数の和:2748

約数の個数: 48

約数和(自身を含む): 134184960

約数和(自身を除く): 62966025

約数列:

[1, 3, 5, 9, 15, 19, 31, 45, 57, 93, 95, 155, 171, 279, 285, 465, 589, 855, 1395, 1767, 2687, 2945, 5301, 8061, 8835, 13435, 24183, 26505, 40305, 51053, 83297, 120915, 153159, 249891, 255265, 416485, 459477, 749673, 765795, 1249455, 1582643, 2297385, 3748365, 4747929, 7913215, 14243787, 23739645, 71218935]

約数ペア:

[(1, 71218935), (3, 23739645), (5, 14243787), (9, 7913215), (15, 4747929), (19, 3748365), (31, 2297385), (45, 1582643), (57, 1249455), (93, 765795), (95, 749673), (155, 459477), (171, 416485), (279, 255265), (285, 249891), (465, 153159), (589, 120915), (855, 83297), (1395, 51053), (1767, 40305), (2687, 26505), (2945, 24183), (5301, 13435), (8061, 8835)]