28388790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5171}}^1$

素因数の和:5245

約数の個数: 48

約数和(自身を含む): 75035376

約数和(自身を除く): 46646586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5171, 5490, 10342, 15513, 25855, 31026, 46539, 51710, 77565, 93078, 155130, 232695, 315431, 465390, 630862, 946293, 1577155, 1892586, 2838879, 3154310, 4731465, 5677758, 9462930, 14194395, 28388790]

約数ペア:

[(1, 28388790), (2, 14194395), (3, 9462930), (5, 5677758), (6, 4731465), (9, 3154310), (10, 2838879), (15, 1892586), (18, 1577155), (30, 946293), (45, 630862), (61, 465390), (90, 315431), (122, 232695), (183, 155130), (305, 93078), (366, 77565), (549, 51710), (610, 46539), (915, 31026), (1098, 25855), (1830, 15513), (2745, 10342), (5171, 5490)]