289969485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{14723}}^1$

素因数の和:14845

約数の個数: 32

約数和(自身を含む): 504620928

約数和(自身を除く): 214651443

約数列:

[1, 3, 5, 13, 15, 39, 65, 101, 195, 303, 505, 1313, 1515, 3939, 6565, 14723, 19695, 44169, 73615, 191399, 220845, 574197, 956995, 1487023, 2870985, 4461069, 7435115, 19331299, 22305345, 57993897, 96656495, 289969485]

約数ペア:

[(1, 289969485), (3, 96656495), (5, 57993897), (13, 22305345), (15, 19331299), (39, 7435115), (65, 4461069), (101, 2870985), (195, 1487023), (303, 956995), (505, 574197), (1313, 220845), (1515, 191399), (3939, 73615), (6565, 44169), (14723, 19695)]