201655545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{613}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 399404544

約数和(自身を除く): 197748999

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 241, 273, 455, 613, 723, 1205, 1365, 1687, 1839, 3065, 3133, 3615, 4291, 5061, 7969, 8435, 9195, 9399, 12873, 15665, 21455, 21931, 23907, 25305, 39845, 46995, 55783, 64365, 65793, 109655, 119535, 147733, 167349, 278915, 328965, 443199, 738665, 836745, 1034131, 1920529, 2215995, 3102393, 5170655, 5761587, 9602645, 13443703, 15511965, 28807935, 40331109, 67218515, 201655545]

約数ペア:

[(1, 201655545), (3, 67218515), (5, 40331109), (7, 28807935), (13, 15511965), (15, 13443703), (21, 9602645), (35, 5761587), (39, 5170655), (65, 3102393), (91, 2215995), (105, 1920529), (195, 1034131), (241, 836745), (273, 738665), (455, 443199), (613, 328965), (723, 278915), (1205, 167349), (1365, 147733), (1687, 119535), (1839, 109655), (3065, 65793), (3133, 64365), (3615, 55783), (4291, 46995), (5061, 39845), (7969, 25305), (8435, 23907), (9195, 21931), (9399, 21455), (12873, 15665)]