67215407

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 89084160

約数和(自身を除く): 21868753

約数列:

[1, 7, 19, 23, 43, 49, 73, 133, 161, 301, 437, 511, 817, 931, 989, 1127, 1387, 1679, 2107, 3059, 3139, 3577, 5719, 6923, 9709, 11753, 18791, 21413, 21973, 31901, 40033, 48461, 59641, 67963, 72197, 82271, 131537, 153811, 223307, 417487, 505379, 920759, 1371743, 1563149, 2922409, 3537653, 9602201, 67215407]

約数ペア:

[(1, 67215407), (7, 9602201), (19, 3537653), (23, 2922409), (43, 1563149), (49, 1371743), (73, 920759), (133, 505379), (161, 417487), (301, 223307), (437, 153811), (511, 131537), (817, 82271), (931, 72197), (989, 67963), (1127, 59641), (1387, 48461), (1679, 40033), (2107, 31901), (3059, 21973), (3139, 21413), (3577, 18791), (5719, 11753), (6923, 9709)]