69967305

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 125349120

約数和(自身を除く): 55381815

約数列:

[1, 3, 5, 9, 15, 45, 61, 71, 183, 213, 305, 355, 359, 549, 639, 915, 1065, 1077, 1795, 2745, 3195, 3231, 4331, 5385, 12993, 16155, 21655, 21899, 25489, 38979, 64965, 65697, 76467, 109495, 127445, 194895, 197091, 229401, 328485, 382335, 985455, 1147005, 1554829, 4664487, 7774145, 13993461, 23322435, 69967305]

約数ペア:

[(1, 69967305), (3, 23322435), (5, 13993461), (9, 7774145), (15, 4664487), (45, 1554829), (61, 1147005), (71, 985455), (183, 382335), (213, 328485), (305, 229401), (355, 197091), (359, 194895), (549, 127445), (639, 109495), (915, 76467), (1065, 65697), (1077, 64965), (1795, 38979), (2745, 25489), (3195, 21899), (3231, 21655), (4331, 16155), (5385, 12993)]