15806385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 33284160

約数和(自身を除く): 17477775

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 139, 171, 285, 315, 361, 399, 417, 665, 695, 855, 973, 1083, 1197, 1251, 1805, 1995, 2085, 2527, 2641, 2919, 3249, 4865, 5415, 5985, 6255, 7581, 7923, 8757, 12635, 13205, 14595, 16245, 18487, 22743, 23769, 37905, 39615, 43785, 50179, 55461, 92435, 113715, 118845, 150537, 166383, 250895, 277305, 351253, 451611, 752685, 831915, 1053759, 1756265, 2258055, 3161277, 5268795, 15806385]

約数ペア:

[(1, 15806385), (3, 5268795), (5, 3161277), (7, 2258055), (9, 1756265), (15, 1053759), (19, 831915), (21, 752685), (35, 451611), (45, 351253), (57, 277305), (63, 250895), (95, 166383), (105, 150537), (133, 118845), (139, 113715), (171, 92435), (285, 55461), (315, 50179), (361, 43785), (399, 39615), (417, 37905), (665, 23769), (695, 22743), (855, 18487), (973, 16245), (1083, 14595), (1197, 13205), (1251, 12635), (1805, 8757), (1995, 7923), (2085, 7581), (2527, 6255), (2641, 5985), (2919, 5415), (3249, 4865)]