285405183

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{457}}^1$

素因数の和:924

約数の個数: 48

約数和(自身を含む): 493848576

約数和(自身を除く): 208443393

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 431, 457, 483, 1293, 1371, 1449, 3017, 3199, 3879, 4113, 9051, 9597, 9913, 10511, 27153, 28791, 29739, 31533, 69391, 73577, 89217, 94599, 196967, 208173, 220731, 590901, 624519, 662193, 1378769, 1772703, 4136307, 4530241, 12408921, 13590723, 31711687, 40772169, 95135061, 285405183]

約数ペア:

[(1, 285405183), (3, 95135061), (7, 40772169), (9, 31711687), (21, 13590723), (23, 12408921), (63, 4530241), (69, 4136307), (161, 1772703), (207, 1378769), (431, 662193), (457, 624519), (483, 590901), (1293, 220731), (1371, 208173), (1449, 196967), (3017, 94599), (3199, 89217), (3879, 73577), (4113, 69391), (9051, 31533), (9597, 29739), (9913, 28791), (10511, 27153)]