12781422

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 30481920

約数和(自身を除く): 17700498

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 41, 46, 54, 69, 82, 123, 138, 207, 246, 251, 369, 414, 502, 621, 738, 753, 943, 1107, 1242, 1506, 1886, 2214, 2259, 2829, 4518, 5658, 5773, 6777, 8487, 10291, 11546, 13554, 16974, 17319, 20582, 25461, 30873, 34638, 50922, 51957, 61746, 92619, 103914, 155871, 185238, 236693, 277857, 311742, 473386, 555714, 710079, 1420158, 2130237, 4260474, 6390711, 12781422]

約数ペア:

[(1, 12781422), (2, 6390711), (3, 4260474), (6, 2130237), (9, 1420158), (18, 710079), (23, 555714), (27, 473386), (41, 311742), (46, 277857), (54, 236693), (69, 185238), (82, 155871), (123, 103914), (138, 92619), (207, 61746), (246, 51957), (251, 50922), (369, 34638), (414, 30873), (502, 25461), (621, 20582), (738, 17319), (753, 16974), (943, 13554), (1107, 11546), (1242, 10291), (1506, 8487), (1886, 6777), (2214, 5773), (2259, 5658), (2829, 4518)]