90905178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{503}}^1$

素因数の和:859

約数の個数: 64

約数和(自身を含む): 224888832

約数和(自身を除く): 133983654

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 331, 503, 546, 662, 993, 1006, 1509, 1986, 2317, 3018, 3521, 4303, 4634, 6539, 6951, 7042, 8606, 10563, 12909, 13078, 13902, 19617, 21126, 25818, 30121, 39234, 45773, 60242, 90363, 91546, 137319, 166493, 180726, 274638, 332986, 499479, 998958, 1165451, 2164409, 2330902, 3496353, 4328818, 6493227, 6992706, 12986454, 15150863, 30301726, 45452589, 90905178]

約数ペア:

[(1, 90905178), (2, 45452589), (3, 30301726), (6, 15150863), (7, 12986454), (13, 6992706), (14, 6493227), (21, 4328818), (26, 3496353), (39, 2330902), (42, 2164409), (78, 1165451), (91, 998958), (182, 499479), (273, 332986), (331, 274638), (503, 180726), (546, 166493), (662, 137319), (993, 91546), (1006, 90363), (1509, 60242), (1986, 45773), (2317, 39234), (3018, 30121), (3521, 25818), (4303, 21126), (4634, 19617), (6539, 13902), (6951, 13078), (7042, 12909), (8606, 10563)]