38691315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 77335440

約数和(自身を除く): 38644125

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 59, 65, 95, 117, 171, 177, 195, 247, 285, 295, 531, 585, 741, 767, 855, 885, 1121, 1235, 2223, 2301, 2655, 3363, 3481, 3705, 3835, 5605, 6903, 10089, 10443, 11115, 11505, 14573, 16815, 17405, 31329, 34515, 43719, 45253, 50445, 52215, 66139, 72865, 131157, 135759, 156645, 198417, 218595, 226265, 330695, 407277, 595251, 655785, 678795, 859807, 992085, 2036385, 2579421, 2976255, 4299035, 7738263, 12897105, 38691315]

約数ペア:

[(1, 38691315), (3, 12897105), (5, 7738263), (9, 4299035), (13, 2976255), (15, 2579421), (19, 2036385), (39, 992085), (45, 859807), (57, 678795), (59, 655785), (65, 595251), (95, 407277), (117, 330695), (171, 226265), (177, 218595), (195, 198417), (247, 156645), (285, 135759), (295, 131157), (531, 72865), (585, 66139), (741, 52215), (767, 50445), (855, 45253), (885, 43719), (1121, 34515), (1235, 31329), (2223, 17405), (2301, 16815), (2655, 14573), (3363, 11505), (3481, 11115), (3705, 10443), (3835, 10089), (5605, 6903)]