81193455

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 166348800

約数和(自身を除く): 85155345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 151, 189, 315, 453, 569, 755, 945, 1057, 1359, 1707, 2265, 2845, 3171, 3983, 4077, 5121, 5285, 6795, 8535, 9513, 11949, 15363, 15855, 19915, 20385, 25605, 28539, 35847, 47565, 59745, 76815, 85919, 107541, 142695, 179235, 257757, 429595, 537705, 601433, 773271, 1288785, 1804299, 2319813, 3007165, 3866355, 5412897, 9021495, 11599065, 16238691, 27064485, 81193455]

約数ペア:

[(1, 81193455), (3, 27064485), (5, 16238691), (7, 11599065), (9, 9021495), (15, 5412897), (21, 3866355), (27, 3007165), (35, 2319813), (45, 1804299), (63, 1288785), (105, 773271), (135, 601433), (151, 537705), (189, 429595), (315, 257757), (453, 179235), (569, 142695), (755, 107541), (945, 85919), (1057, 76815), (1359, 59745), (1707, 47565), (2265, 35847), (2845, 28539), (3171, 25605), (3983, 20385), (4077, 19915), (5121, 15855), (5285, 15363), (6795, 11949), (8535, 9513)]