212301518

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:258

約数の個数: 72

約数和(自身を含む): 394291800

約数和(自身を除く): 181990282

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 121, 143, 169, 179, 242, 286, 319, 338, 358, 377, 638, 754, 1573, 1859, 1969, 2327, 3146, 3509, 3718, 3938, 4147, 4654, 4901, 5191, 7018, 8294, 9802, 10382, 20449, 21659, 25597, 30251, 40898, 43318, 45617, 51194, 53911, 57101, 60502, 67483, 91234, 107822, 114202, 134966, 281567, 332761, 563134, 593021, 628111, 665522, 742313, 877279, 1186042, 1256222, 1484626, 1754558, 3660371, 7320742, 8165443, 9650069, 16330886, 19300138, 106150759, 212301518]

約数ペア:

[(1, 212301518), (2, 106150759), (11, 19300138), (13, 16330886), (22, 9650069), (26, 8165443), (29, 7320742), (58, 3660371), (121, 1754558), (143, 1484626), (169, 1256222), (179, 1186042), (242, 877279), (286, 742313), (319, 665522), (338, 628111), (358, 593021), (377, 563134), (638, 332761), (754, 281567), (1573, 134966), (1859, 114202), (1969, 107822), (2327, 91234), (3146, 67483), (3509, 60502), (3718, 57101), (3938, 53911), (4147, 51194), (4654, 45617), (4901, 43318), (5191, 40898), (7018, 30251), (8294, 25597), (9802, 21659), (10382, 20449)]