220171509

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{13829}}^1$

素因数の和:13925

約数の個数: 24

約数和(自身を含む): 334409400

約数和(自身を除く): 114237891

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1769, 5307, 13829, 15921, 41487, 124461, 401041, 843569, 1203123, 2530707, 3609369, 7592121, 24463501, 73390503, 220171509]

約数ペア:

[(1, 220171509), (3, 73390503), (9, 24463501), (29, 7592121), (61, 3609369), (87, 2530707), (183, 1203123), (261, 843569), (549, 401041), (1769, 124461), (5307, 41487), (13829, 15921)]