128974989

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 206041472

約数和(自身を除く): 77066483

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 151, 181, 363, 429, 453, 543, 1573, 1661, 1963, 1991, 2353, 4719, 4983, 5889, 5973, 7059, 18271, 21593, 21901, 25883, 27331, 54813, 64779, 65703, 77649, 81993, 237523, 284713, 300641, 355303, 712569, 854139, 901923, 1065909, 3307051, 3908333, 9921153, 11724999, 42991663, 128974989]

約数ペア:

[(1, 128974989), (3, 42991663), (11, 11724999), (13, 9921153), (33, 3908333), (39, 3307051), (121, 1065909), (143, 901923), (151, 854139), (181, 712569), (363, 355303), (429, 300641), (453, 284713), (543, 237523), (1573, 81993), (1661, 77649), (1963, 65703), (1991, 64779), (2353, 54813), (4719, 27331), (4983, 25883), (5889, 21901), (5973, 21593), (7059, 18271)]