389601776

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{4639}}^1$

素因数の和:4857

約数の個数: 40

約数和(自身を含む): 785366400

約数和(自身を除く): 395764624

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 181, 232, 362, 464, 724, 1448, 2896, 4639, 5249, 9278, 10498, 18556, 20996, 37112, 41992, 74224, 83984, 134531, 269062, 538124, 839659, 1076248, 1679318, 2152496, 3358636, 6717272, 13434544, 24350111, 48700222, 97400444, 194800888, 389601776]

約数ペア:

[(1, 389601776), (2, 194800888), (4, 97400444), (8, 48700222), (16, 24350111), (29, 13434544), (58, 6717272), (116, 3358636), (181, 2152496), (232, 1679318), (362, 1076248), (464, 839659), (724, 538124), (1448, 269062), (2896, 134531), (4639, 83984), (5249, 74224), (9278, 41992), (10498, 37112), (18556, 20996)]