27205425

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 53621568

約数和(自身を除く): 26416143

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 71, 75, 117, 131, 195, 213, 225, 325, 355, 393, 585, 639, 655, 923, 975, 1065, 1179, 1703, 1775, 1965, 2769, 2925, 3195, 3275, 4615, 5109, 5325, 5895, 8307, 8515, 9301, 9825, 13845, 15327, 15975, 23075, 25545, 27903, 29475, 41535, 42575, 46505, 69225, 76635, 83709, 120913, 127725, 139515, 207675, 232525, 362739, 383175, 418545, 604565, 697575, 1088217, 1813695, 2092725, 3022825, 5441085, 9068475, 27205425]

約数ペア:

[(1, 27205425), (3, 9068475), (5, 5441085), (9, 3022825), (13, 2092725), (15, 1813695), (25, 1088217), (39, 697575), (45, 604565), (65, 418545), (71, 383175), (75, 362739), (117, 232525), (131, 207675), (195, 139515), (213, 127725), (225, 120913), (325, 83709), (355, 76635), (393, 69225), (585, 46505), (639, 42575), (655, 41535), (923, 29475), (975, 27903), (1065, 25545), (1179, 23075), (1703, 15975), (1775, 15327), (1965, 13845), (2769, 9825), (2925, 9301), (3195, 8515), (3275, 8307), (4615, 5895), (5109, 5325)]