64869615

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 116756640

約数和(自身を除く): 51887025

約数列:

[1, 3, 5, 9, 15, 45, 53, 59, 159, 177, 265, 295, 461, 477, 531, 795, 885, 1383, 2305, 2385, 2655, 3127, 4149, 6915, 9381, 15635, 20745, 24433, 27199, 28143, 46905, 73299, 81597, 122165, 135995, 140715, 219897, 244791, 366495, 407985, 1099485, 1223955, 1441547, 4324641, 7207735, 12973923, 21623205, 64869615]

約数ペア:

[(1, 64869615), (3, 21623205), (5, 12973923), (9, 7207735), (15, 4324641), (45, 1441547), (53, 1223955), (59, 1099485), (159, 407985), (177, 366495), (265, 244791), (295, 219897), (461, 140715), (477, 135995), (531, 122165), (795, 81597), (885, 73299), (1383, 46905), (2305, 28143), (2385, 27199), (2655, 24433), (3127, 20745), (4149, 15635), (6915, 9381)]