2155647585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{25889}}^1$

素因数の和:25978

約数の個数: 64

約数和(自身を含む): 4314723840

約数和(自身を除く): 2159076255

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 61, 65, 91, 105, 183, 195, 273, 305, 427, 455, 793, 915, 1281, 1365, 2135, 2379, 3965, 5551, 6405, 11895, 16653, 25889, 27755, 77667, 83265, 129445, 181223, 336557, 388335, 543669, 906115, 1009671, 1579229, 1682785, 2355899, 2718345, 4737687, 5048355, 7067697, 7896145, 11054603, 11779495, 20529977, 23688435, 33163809, 35338485, 55273015, 61589931, 102649885, 143709839, 165819045, 307949655, 431129517, 718549195, 2155647585]

約数ペア:

[(1, 2155647585), (3, 718549195), (5, 431129517), (7, 307949655), (13, 165819045), (15, 143709839), (21, 102649885), (35, 61589931), (39, 55273015), (61, 35338485), (65, 33163809), (91, 23688435), (105, 20529977), (183, 11779495), (195, 11054603), (273, 7896145), (305, 7067697), (427, 5048355), (455, 4737687), (793, 2718345), (915, 2355899), (1281, 1682785), (1365, 1579229), (2135, 1009671), (2379, 906115), (3965, 543669), (5551, 388335), (6405, 336557), (11895, 181223), (16653, 129445), (25889, 83265), (27755, 77667)]