2551103698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1721}}^1$

素因数の和:1891

約数の個数: 64

約数和(自身を含む): 4624107264

約数和(自身を除く): 2073003566

約数列:

[1, 2, 11, 13, 22, 26, 71, 73, 142, 143, 146, 286, 781, 803, 923, 949, 1562, 1606, 1721, 1846, 1898, 3442, 5183, 10153, 10366, 10439, 18931, 20306, 20878, 22373, 37862, 44746, 57013, 67379, 114026, 122191, 125633, 134758, 244382, 246103, 251266, 492206, 741169, 1344101, 1381963, 1482338, 1588483, 1633229, 2688202, 2763926, 3176966, 3266458, 8919943, 17473313, 17839886, 17965519, 34946626, 35931038, 98119373, 115959259, 196238746, 231918518, 1275551849, 2551103698]

約数ペア:

[(1, 2551103698), (2, 1275551849), (11, 231918518), (13, 196238746), (22, 115959259), (26, 98119373), (71, 35931038), (73, 34946626), (142, 17965519), (143, 17839886), (146, 17473313), (286, 8919943), (781, 3266458), (803, 3176966), (923, 2763926), (949, 2688202), (1562, 1633229), (1606, 1588483), (1721, 1482338), (1846, 1381963), (1898, 1344101), (3442, 741169), (5183, 492206), (10153, 251266), (10366, 246103), (10439, 244382), (18931, 134758), (20306, 125633), (20878, 122191), (22373, 114026), (37862, 67379), (44746, 57013)]