40801995

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 79511040

約数和(自身を除く): 38709045

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 67, 117, 135, 195, 201, 335, 347, 351, 585, 603, 871, 1005, 1041, 1735, 1755, 1809, 2613, 3015, 3123, 4355, 4511, 5205, 7839, 9045, 9369, 13065, 13533, 15615, 22555, 23249, 23517, 39195, 40599, 46845, 67665, 69747, 116245, 117585, 121797, 202995, 209241, 302237, 348735, 608985, 627723, 906711, 1046205, 1511185, 2720133, 3138615, 4533555, 8160399, 13600665, 40801995]

約数ペア:

[(1, 40801995), (3, 13600665), (5, 8160399), (9, 4533555), (13, 3138615), (15, 2720133), (27, 1511185), (39, 1046205), (45, 906711), (65, 627723), (67, 608985), (117, 348735), (135, 302237), (195, 209241), (201, 202995), (335, 121797), (347, 117585), (351, 116245), (585, 69747), (603, 67665), (871, 46845), (1005, 40599), (1041, 39195), (1735, 23517), (1755, 23249), (1809, 22555), (2613, 15615), (3015, 13533), (3123, 13065), (4355, 9369), (4511, 9045), (5205, 7839)]