280147421764

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{457}}^1\times {\mathrm{55147}}^1$

素因数の和:56012

約数の個数: 48

約数和(自身を含む): 562945489792

約数和(自身を除く): 282798068028

約数列:

[1, 2, 4, 7, 14, 28, 397, 457, 794, 914, 1588, 1828, 2779, 3199, 5558, 6398, 11116, 12796, 55147, 110294, 181429, 220588, 362858, 386029, 725716, 772058, 1270003, 1544116, 2540006, 5080012, 21893359, 25202179, 43786718, 50404358, 87573436, 100808716, 153253513, 176415253, 306507026, 352830506, 613014052, 705661012, 10005265063, 20010530126, 40021060252, 70036855441, 140073710882, 280147421764]

約数ペア:

[(1, 280147421764), (2, 140073710882), (4, 70036855441), (7, 40021060252), (14, 20010530126), (28, 10005265063), (397, 705661012), (457, 613014052), (794, 352830506), (914, 306507026), (1588, 176415253), (1828, 153253513), (2779, 100808716), (3199, 87573436), (5558, 50404358), (6398, 43786718), (11116, 25202179), (12796, 21893359), (55147, 5080012), (110294, 2540006), (181429, 1544116), (220588, 1270003), (362858, 772058), (386029, 725716)]