13306431425

素因数分解:

$5^2\times 7^2\times {\mathrm{491}}^1\times {\mathrm{22123}}^1$

素因数の和:22638

約数の個数: 36

約数和(自身を含む): 19233809136

約数和(自身を除く): 5927377711

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 491, 1225, 2455, 3437, 12275, 17185, 22123, 24059, 85925, 110615, 120295, 154861, 553075, 601475, 774305, 1084027, 3871525, 5420135, 10862393, 27100675, 54311965, 76036751, 271559825, 380183755, 532257257, 1900918775, 2661286285, 13306431425]

約数ペア:

[(1, 13306431425), (5, 2661286285), (7, 1900918775), (25, 532257257), (35, 380183755), (49, 271559825), (175, 76036751), (245, 54311965), (491, 27100675), (1225, 10862393), (2455, 5420135), (3437, 3871525), (12275, 1084027), (17185, 774305), (22123, 601475), (24059, 553075), (85925, 154861), (110615, 120295)]