212507685

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6373}}^1$

素因数の和:6419

約数の個数: 64

約数和(自身を含む): 428332800

約数和(自身を除く): 215825115

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 585, 741, 855, 1235, 1755, 2223, 2565, 3705, 6373, 6669, 11115, 19119, 31865, 33345, 57357, 82849, 95595, 121087, 172071, 248547, 286785, 363261, 414245, 605435, 745641, 860355, 1089783, 1242735, 1574131, 1816305, 2236923, 3269349, 3728205, 4722393, 5448915, 7870655, 11184615, 14167179, 16346745, 23611965, 42501537, 70835895, 212507685]

約数ペア:

[(1, 212507685), (3, 70835895), (5, 42501537), (9, 23611965), (13, 16346745), (15, 14167179), (19, 11184615), (27, 7870655), (39, 5448915), (45, 4722393), (57, 3728205), (65, 3269349), (95, 2236923), (117, 1816305), (135, 1574131), (171, 1242735), (195, 1089783), (247, 860355), (285, 745641), (351, 605435), (513, 414245), (585, 363261), (741, 286785), (855, 248547), (1235, 172071), (1755, 121087), (2223, 95595), (2565, 82849), (3705, 57357), (6373, 33345), (6669, 31865), (11115, 19119)]