13503075

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 23569920

約数和(自身を除く): 10066845

約数列:

[1, 3, 5, 15, 25, 43, 53, 75, 79, 129, 159, 215, 237, 265, 395, 645, 795, 1075, 1185, 1325, 1975, 2279, 3225, 3397, 3975, 4187, 5925, 6837, 10191, 11395, 12561, 16985, 20935, 34185, 50955, 56975, 62805, 84925, 104675, 170925, 180041, 254775, 314025, 540123, 900205, 2700615, 4501025, 13503075]

約数ペア:

[(1, 13503075), (3, 4501025), (5, 2700615), (15, 900205), (25, 540123), (43, 314025), (53, 254775), (75, 180041), (79, 170925), (129, 104675), (159, 84925), (215, 62805), (237, 56975), (265, 50955), (395, 34185), (645, 20935), (795, 16985), (1075, 12561), (1185, 11395), (1325, 10191), (1975, 6837), (2279, 5925), (3225, 4187), (3397, 3975)]