28005390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{44453}}^1$

素因数の和:44473

約数の個数: 48

約数和(自身を含む): 83217888

約数和(自身を除く): 55212498

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 44453, 88906, 133359, 222265, 266718, 311171, 400077, 444530, 622342, 666795, 800154, 933513, 1333590, 1555855, 1867026, 2000385, 2800539, 3111710, 4000770, 4667565, 5601078, 9335130, 14002695, 28005390]

約数ペア:

[(1, 28005390), (2, 14002695), (3, 9335130), (5, 5601078), (6, 4667565), (7, 4000770), (9, 3111710), (10, 2800539), (14, 2000385), (15, 1867026), (18, 1555855), (21, 1333590), (30, 933513), (35, 800154), (42, 666795), (45, 622342), (63, 444530), (70, 400077), (90, 311171), (105, 266718), (126, 222265), (210, 133359), (315, 88906), (630, 44453)]