27688185

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 57886920

約数和(自身を除く): 30198735

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 49, 63, 87, 105, 145, 147, 203, 245, 261, 315, 433, 435, 441, 609, 735, 1015, 1299, 1305, 1421, 1827, 2165, 2205, 3031, 3045, 3897, 4263, 6495, 7105, 9093, 9135, 12557, 12789, 15155, 19485, 21217, 21315, 27279, 37671, 45465, 62785, 63651, 63945, 87899, 106085, 113013, 136395, 188355, 190953, 263697, 318255, 439495, 565065, 615293, 791091, 954765, 1318485, 1845879, 3076465, 3955455, 5537637, 9229395, 27688185]

約数ペア:

[(1, 27688185), (3, 9229395), (5, 5537637), (7, 3955455), (9, 3076465), (15, 1845879), (21, 1318485), (29, 954765), (35, 791091), (45, 615293), (49, 565065), (63, 439495), (87, 318255), (105, 263697), (145, 190953), (147, 188355), (203, 136395), (245, 113013), (261, 106085), (315, 87899), (433, 63945), (435, 63651), (441, 62785), (609, 45465), (735, 37671), (1015, 27279), (1299, 21315), (1305, 21217), (1421, 19485), (1827, 15155), (2165, 12789), (2205, 12557), (3031, 9135), (3045, 9093), (3897, 7105), (4263, 6495)]