90915642

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1136

約数の個数: 64

約数和(自身を含む): 213995520

約数和(自身を除く): 123079878

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 71, 138, 142, 207, 213, 414, 426, 621, 639, 1031, 1242, 1278, 1633, 1917, 2062, 3093, 3266, 3834, 4899, 6186, 9279, 9798, 14697, 18558, 23713, 27837, 29394, 44091, 47426, 55674, 71139, 73201, 88182, 142278, 146402, 213417, 219603, 426834, 439206, 640251, 658809, 1280502, 1317618, 1683623, 1976427, 3367246, 3952854, 5050869, 10101738, 15152607, 30305214, 45457821, 90915642]

約数ペア:

[(1, 90915642), (2, 45457821), (3, 30305214), (6, 15152607), (9, 10101738), (18, 5050869), (23, 3952854), (27, 3367246), (46, 1976427), (54, 1683623), (69, 1317618), (71, 1280502), (138, 658809), (142, 640251), (207, 439206), (213, 426834), (414, 219603), (426, 213417), (621, 146402), (639, 142278), (1031, 88182), (1242, 73201), (1278, 71139), (1633, 55674), (1917, 47426), (2062, 44091), (3093, 29394), (3266, 27837), (3834, 23713), (4899, 18558), (6186, 14697), (9279, 9798)]