31779675

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 72

約数和(自身を含む): 61714800

約数和(自身を除く): 29935125

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 89, 115, 135, 207, 225, 267, 345, 445, 529, 575, 621, 675, 801, 1035, 1335, 1587, 1725, 2047, 2225, 2403, 2645, 3105, 4005, 4761, 5175, 6141, 6675, 7935, 10235, 12015, 13225, 14283, 15525, 18423, 20025, 23805, 30705, 39675, 47081, 51175, 55269, 60075, 71415, 92115, 119025, 141243, 153525, 235405, 276345, 357075, 423729, 460575, 706215, 1177025, 1271187, 1381725, 2118645, 3531075, 6355935, 10593225, 31779675]

約数ペア:

[(1, 31779675), (3, 10593225), (5, 6355935), (9, 3531075), (15, 2118645), (23, 1381725), (25, 1271187), (27, 1177025), (45, 706215), (69, 460575), (75, 423729), (89, 357075), (115, 276345), (135, 235405), (207, 153525), (225, 141243), (267, 119025), (345, 92115), (445, 71415), (529, 60075), (575, 55269), (621, 51175), (675, 47081), (801, 39675), (1035, 30705), (1335, 23805), (1587, 20025), (1725, 18423), (2047, 15525), (2225, 14283), (2403, 13225), (2645, 12015), (3105, 10235), (4005, 7935), (4761, 6675), (5175, 6141)]