15661532572

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{214883}}^1$

素因数の和:215050

約数の個数: 48

約数和(自身を含む): 33212471040

約数和(自身を除く): 17550938468

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 137, 266, 274, 532, 548, 959, 1918, 2603, 3836, 5206, 10412, 18221, 36442, 72884, 214883, 429766, 859532, 1504181, 3008362, 4082777, 6016724, 8165554, 16331108, 28579439, 29438971, 57158878, 58877942, 114317756, 117755884, 206072797, 412145594, 559340449, 824291188, 1118680898, 2237361796, 3915383143, 7830766286, 15661532572]

約数ペア:

[(1, 15661532572), (2, 7830766286), (4, 3915383143), (7, 2237361796), (14, 1118680898), (19, 824291188), (28, 559340449), (38, 412145594), (76, 206072797), (133, 117755884), (137, 114317756), (266, 58877942), (274, 57158878), (532, 29438971), (548, 28579439), (959, 16331108), (1918, 8165554), (2603, 6016724), (3836, 4082777), (5206, 3008362), (10412, 1504181), (18221, 859532), (36442, 429766), (72884, 214883)]