27879075

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 59012096

約数和(自身を除く): 31133021

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 31, 35, 45, 63, 75, 93, 105, 155, 175, 217, 225, 279, 315, 465, 525, 571, 651, 775, 1085, 1395, 1575, 1713, 1953, 2325, 2855, 3255, 3997, 5139, 5425, 6975, 8565, 9765, 11991, 14275, 16275, 17701, 19985, 25695, 35973, 42825, 48825, 53103, 59955, 88505, 99925, 123907, 128475, 159309, 179865, 265515, 299775, 371721, 442525, 619535, 796545, 899325, 1115163, 1327575, 1858605, 3097675, 3982725, 5575815, 9293025, 27879075]

約数ペア:

[(1, 27879075), (3, 9293025), (5, 5575815), (7, 3982725), (9, 3097675), (15, 1858605), (21, 1327575), (25, 1115163), (31, 899325), (35, 796545), (45, 619535), (63, 442525), (75, 371721), (93, 299775), (105, 265515), (155, 179865), (175, 159309), (217, 128475), (225, 123907), (279, 99925), (315, 88505), (465, 59955), (525, 53103), (571, 48825), (651, 42825), (775, 35973), (1085, 25695), (1395, 19985), (1575, 17701), (1713, 16275), (1953, 14275), (2325, 11991), (2855, 9765), (3255, 8565), (3997, 6975), (5139, 5425)]