538202301

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{1091}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 895265280

約数和(自身を除く): 357062979

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 169, 273, 417, 507, 973, 1091, 1183, 1807, 2919, 3273, 3549, 5421, 7637, 12649, 14183, 22911, 23491, 37947, 42549, 70473, 99281, 151649, 164437, 184379, 297843, 454947, 493311, 553137, 1061543, 1290653, 1971437, 3184629, 3871959, 5914311, 13800059, 25628681, 41400177, 76886043, 179400767, 538202301]

約数ペア:

[(1, 538202301), (3, 179400767), (7, 76886043), (13, 41400177), (21, 25628681), (39, 13800059), (91, 5914311), (139, 3871959), (169, 3184629), (273, 1971437), (417, 1290653), (507, 1061543), (973, 553137), (1091, 493311), (1183, 454947), (1807, 297843), (2919, 184379), (3273, 164437), (3549, 151649), (5421, 99281), (7637, 70473), (12649, 42549), (14183, 37947), (22911, 23491)]