1261365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 2370816

約数和(自身を除く): 1109451

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 293, 615, 861, 879, 1435, 1465, 2051, 4305, 4395, 6153, 10255, 12013, 30765, 36039, 60065, 84091, 180195, 252273, 420455, 1261365]

約数ペア:

[(1, 1261365), (3, 420455), (5, 252273), (7, 180195), (15, 84091), (21, 60065), (35, 36039), (41, 30765), (105, 12013), (123, 10255), (205, 6153), (287, 4395), (293, 4305), (615, 2051), (861, 1465), (879, 1435)]