15919605

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 31288320

約数和(自身を除く): 15368715

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 47, 65, 117, 135, 141, 193, 195, 235, 351, 423, 579, 585, 611, 705, 965, 1269, 1737, 1755, 1833, 2115, 2509, 2895, 3055, 5211, 5499, 6345, 7527, 8685, 9071, 9165, 12545, 16497, 22581, 26055, 27213, 27495, 37635, 45355, 67743, 81639, 82485, 112905, 117923, 136065, 244917, 338715, 353769, 408195, 589615, 1061307, 1224585, 1768845, 3183921, 5306535, 15919605]

約数ペア:

[(1, 15919605), (3, 5306535), (5, 3183921), (9, 1768845), (13, 1224585), (15, 1061307), (27, 589615), (39, 408195), (45, 353769), (47, 338715), (65, 244917), (117, 136065), (135, 117923), (141, 112905), (193, 82485), (195, 81639), (235, 67743), (351, 45355), (423, 37635), (579, 27495), (585, 27213), (611, 26055), (705, 22581), (965, 16497), (1269, 12545), (1737, 9165), (1755, 9071), (1833, 8685), (2115, 7527), (2509, 6345), (2895, 5499), (3055, 5211)]