1279208025

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:704

約数の個数: 96

約数和(自身を含む): 2451747840

約数和(自身を除く): 1172539815

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 113, 135, 155, 225, 279, 339, 465, 541, 565, 675, 775, 837, 1017, 1395, 1623, 1695, 2325, 2705, 2825, 3051, 3503, 4185, 4869, 5085, 6975, 8115, 8475, 10509, 13525, 14607, 15255, 16771, 17515, 20925, 24345, 25425, 31527, 40575, 50313, 52545, 61133, 73035, 76275, 83855, 87575, 94581, 121725, 150939, 157635, 183399, 251565, 262725, 305665, 365175, 419275, 452817, 472905, 550197, 754695, 788175, 916995, 1257825, 1528325, 1650591, 1895123, 2264085, 2364525, 2750985, 3773475, 4584975, 5685369, 8252955, 9475615, 11320425, 13754925, 17056107, 28426845, 41264775, 47378075, 51168321, 85280535, 142134225, 255841605, 426402675, 1279208025]

約数ペア:

[(1, 1279208025), (3, 426402675), (5, 255841605), (9, 142134225), (15, 85280535), (25, 51168321), (27, 47378075), (31, 41264775), (45, 28426845), (75, 17056107), (93, 13754925), (113, 11320425), (135, 9475615), (155, 8252955), (225, 5685369), (279, 4584975), (339, 3773475), (465, 2750985), (541, 2364525), (565, 2264085), (675, 1895123), (775, 1650591), (837, 1528325), (1017, 1257825), (1395, 916995), (1623, 788175), (1695, 754695), (2325, 550197), (2705, 472905), (2825, 452817), (3051, 419275), (3503, 365175), (4185, 305665), (4869, 262725), (5085, 251565), (6975, 183399), (8115, 157635), (8475, 150939), (10509, 121725), (13525, 94581), (14607, 87575), (15255, 83855), (16771, 76275), (17515, 73035), (20925, 61133), (24345, 52545), (25425, 50313), (31527, 40575)]