1552772078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{821}}^1$

素因数の和:1253

約数の個数: 64

約数和(自身を含む): 2908301760

約数和(自身を除く): 1355529682

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 389, 442, 778, 821, 1642, 2431, 4279, 4862, 5057, 6613, 8558, 9031, 10114, 10673, 13226, 13957, 18062, 21346, 27914, 55627, 72743, 85969, 111254, 117403, 145486, 153527, 171938, 181441, 234806, 307054, 319369, 362882, 638738, 945659, 1891318, 1995851, 3513059, 3991702, 4151797, 5429273, 7026118, 8303594, 10858546, 45669767, 59722003, 70580549, 91339534, 119444006, 141161098, 776386039, 1552772078]

約数ペア:

[(1, 1552772078), (2, 776386039), (11, 141161098), (13, 119444006), (17, 91339534), (22, 70580549), (26, 59722003), (34, 45669767), (143, 10858546), (187, 8303594), (221, 7026118), (286, 5429273), (374, 4151797), (389, 3991702), (442, 3513059), (778, 1995851), (821, 1891318), (1642, 945659), (2431, 638738), (4279, 362882), (4862, 319369), (5057, 307054), (6613, 234806), (8558, 181441), (9031, 171938), (10114, 153527), (10673, 145486), (13226, 117403), (13957, 111254), (18062, 85969), (21346, 72743), (27914, 55627)]