51814215

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 98910720

約数和(自身を除く): 47096505

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 107, 135, 153, 211, 255, 321, 459, 535, 633, 765, 963, 1055, 1605, 1819, 1899, 2295, 2889, 3165, 3587, 4815, 5457, 5697, 9095, 9495, 10761, 14445, 16371, 17935, 22577, 27285, 28485, 32283, 49113, 53805, 67731, 81855, 96849, 112885, 161415, 203193, 245565, 338655, 383809, 484245, 609579, 1015965, 1151427, 1919045, 3047895, 3454281, 5757135, 10362843, 17271405, 51814215]

約数ペア:

[(1, 51814215), (3, 17271405), (5, 10362843), (9, 5757135), (15, 3454281), (17, 3047895), (27, 1919045), (45, 1151427), (51, 1015965), (85, 609579), (107, 484245), (135, 383809), (153, 338655), (211, 245565), (255, 203193), (321, 161415), (459, 112885), (535, 96849), (633, 81855), (765, 67731), (963, 53805), (1055, 49113), (1605, 32283), (1819, 28485), (1899, 27285), (2295, 22577), (2889, 17935), (3165, 16371), (3587, 14445), (4815, 10761), (5457, 9495), (5697, 9095)]