16504425

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{499}}^1$

素因数の和:532

約数の個数: 72

約数和(自身を含む): 35340000

約数和(自身を除く): 18835575

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 499, 525, 675, 735, 945, 1225, 1323, 1497, 1575, 2205, 2495, 3493, 3675, 4491, 4725, 6615, 7485, 10479, 11025, 12475, 13473, 17465, 22455, 24451, 31437, 33075, 37425, 52395, 67365, 73353, 87325, 94311, 112275, 122255, 157185, 220059, 261975, 336825, 366765, 471555, 611275, 660177, 785925, 1100295, 1833825, 2357775, 3300885, 5501475, 16504425]

約数ペア:

[(1, 16504425), (3, 5501475), (5, 3300885), (7, 2357775), (9, 1833825), (15, 1100295), (21, 785925), (25, 660177), (27, 611275), (35, 471555), (45, 366765), (49, 336825), (63, 261975), (75, 220059), (105, 157185), (135, 122255), (147, 112275), (175, 94311), (189, 87325), (225, 73353), (245, 67365), (315, 52395), (441, 37425), (499, 33075), (525, 31437), (675, 24451), (735, 22455), (945, 17465), (1225, 13473), (1323, 12475), (1497, 11025), (1575, 10479), (2205, 7485), (2495, 6615), (3493, 4725), (3675, 4491)]