72480555

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{10957}}^1$

素因数の和:10985

約数の個数: 48

約数和(自身を含む): 149905440

約数和(自身を除く): 77424885

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 10957, 32871, 54785, 76699, 98613, 164355, 230097, 295839, 383495, 493065, 536893, 690291, 1150485, 1479195, 1610679, 2070873, 2684465, 3451455, 4832037, 8053395, 10354365, 14496111, 24160185, 72480555]

約数ペア:

[(1, 72480555), (3, 24160185), (5, 14496111), (7, 10354365), (9, 8053395), (15, 4832037), (21, 3451455), (27, 2684465), (35, 2070873), (45, 1610679), (49, 1479195), (63, 1150485), (105, 690291), (135, 536893), (147, 493065), (189, 383495), (245, 295839), (315, 230097), (441, 164355), (735, 98613), (945, 76699), (1323, 54785), (2205, 32871), (6615, 10957)]