1878049329

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 2842656768

約数和(自身を除く): 964607439

約数列:

[1, 3, 13, 39, 53, 67, 71, 159, 191, 201, 213, 573, 689, 871, 923, 2067, 2483, 2613, 2769, 3551, 3763, 4757, 7449, 10123, 10653, 11289, 12797, 13561, 14271, 30369, 38391, 40683, 46163, 48919, 61841, 131599, 138489, 146757, 166361, 176293, 185523, 252121, 394797, 499083, 528879, 678241, 718733, 756363, 908587, 2034723, 2156199, 2725761, 3277573, 8817133, 9343529, 9832719, 11811631, 26451399, 28030587, 35434893, 48155111, 144465333, 626016443, 1878049329]

約数ペア:

[(1, 1878049329), (3, 626016443), (13, 144465333), (39, 48155111), (53, 35434893), (67, 28030587), (71, 26451399), (159, 11811631), (191, 9832719), (201, 9343529), (213, 8817133), (573, 3277573), (689, 2725761), (871, 2156199), (923, 2034723), (2067, 908587), (2483, 756363), (2613, 718733), (2769, 678241), (3551, 528879), (3763, 499083), (4757, 394797), (7449, 252121), (10123, 185523), (10653, 176293), (11289, 166361), (12797, 146757), (13561, 138489), (14271, 131599), (30369, 61841), (38391, 48919), (40683, 46163)]