40389345

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 74605440

約数和(自身を除く): 34216095

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 97, 171, 285, 291, 485, 487, 855, 873, 1455, 1461, 1843, 2435, 4365, 4383, 5529, 7305, 9215, 9253, 16587, 21915, 27645, 27759, 46265, 47239, 82935, 83277, 138795, 141717, 236195, 416385, 425151, 708585, 897541, 2125755, 2692623, 4487705, 8077869, 13463115, 40389345]

約数ペア:

[(1, 40389345), (3, 13463115), (5, 8077869), (9, 4487705), (15, 2692623), (19, 2125755), (45, 897541), (57, 708585), (95, 425151), (97, 416385), (171, 236195), (285, 141717), (291, 138795), (485, 83277), (487, 82935), (855, 47239), (873, 46265), (1455, 27759), (1461, 27645), (1843, 21915), (2435, 16587), (4365, 9253), (4383, 9215), (5529, 7305)]