42774975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 83043792

約数和(自身を除く): 40268817

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 53, 75, 85, 153, 159, 211, 225, 255, 265, 425, 477, 633, 765, 795, 901, 1055, 1275, 1325, 1899, 2385, 2703, 3165, 3587, 3825, 3975, 4505, 5275, 8109, 9495, 10761, 11183, 11925, 13515, 15825, 17935, 22525, 32283, 33549, 40545, 47475, 53805, 55915, 67575, 89675, 100647, 161415, 167745, 190111, 202725, 269025, 279575, 503235, 570333, 807075, 838725, 950555, 1710999, 2516175, 2851665, 4752775, 8554995, 14258325, 42774975]

約数ペア:

[(1, 42774975), (3, 14258325), (5, 8554995), (9, 4752775), (15, 2851665), (17, 2516175), (25, 1710999), (45, 950555), (51, 838725), (53, 807075), (75, 570333), (85, 503235), (153, 279575), (159, 269025), (211, 202725), (225, 190111), (255, 167745), (265, 161415), (425, 100647), (477, 89675), (633, 67575), (765, 55915), (795, 53805), (901, 47475), (1055, 40545), (1275, 33549), (1325, 32283), (1899, 22525), (2385, 17935), (2703, 15825), (3165, 13515), (3587, 11925), (3825, 11183), (3975, 10761), (4505, 9495), (5275, 8109)]