312911235

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25471}}^1$

素因数の和:25505

約数の個数: 64

約数和(自身を含む): 684687360

約数和(自身を除く): 371776125

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 195, 273, 315, 351, 455, 585, 819, 945, 1365, 1755, 2457, 4095, 12285, 25471, 76413, 127355, 178297, 229239, 331123, 382065, 534891, 687717, 891485, 993369, 1146195, 1604673, 1655615, 2317861, 2674455, 2980107, 3438585, 4814019, 4966845, 6953583, 8023365, 8940321, 11589305, 14900535, 20860749, 24070095, 34767915, 44701605, 62582247, 104303745, 312911235]

約数ペア:

[(1, 312911235), (3, 104303745), (5, 62582247), (7, 44701605), (9, 34767915), (13, 24070095), (15, 20860749), (21, 14900535), (27, 11589305), (35, 8940321), (39, 8023365), (45, 6953583), (63, 4966845), (65, 4814019), (91, 3438585), (105, 2980107), (117, 2674455), (135, 2317861), (189, 1655615), (195, 1604673), (273, 1146195), (315, 993369), (351, 891485), (455, 687717), (585, 534891), (819, 382065), (945, 331123), (1365, 229239), (1755, 178297), (2457, 127355), (4095, 76413), (12285, 25471)]