329778826

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 560309400

約数和(自身を除く): 230530574

約数列:

[1, 2, 13, 26, 41, 53, 82, 106, 169, 338, 449, 533, 689, 898, 1066, 1378, 2173, 4346, 5837, 6929, 8957, 11674, 13858, 17914, 18409, 23797, 28249, 36818, 47594, 56498, 75881, 151762, 239317, 309361, 367237, 478634, 618722, 734474, 975677, 1951354, 3111121, 4021693, 6222242, 8043386, 12683801, 25367602, 164889413, 329778826]

約数ペア:

[(1, 329778826), (2, 164889413), (13, 25367602), (26, 12683801), (41, 8043386), (53, 6222242), (82, 4021693), (106, 3111121), (169, 1951354), (338, 975677), (449, 734474), (533, 618722), (689, 478634), (898, 367237), (1066, 309361), (1378, 239317), (2173, 151762), (4346, 75881), (5837, 56498), (6929, 47594), (8957, 36818), (11674, 28249), (13858, 23797), (17914, 18409)]