3965216

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 8532216

約数和(自身を除く): 4567000

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 68, 74, 136, 148, 197, 272, 296, 394, 544, 592, 629, 788, 1184, 1258, 1576, 2516, 3152, 3349, 5032, 6304, 6698, 7289, 10064, 13396, 14578, 20128, 26792, 29156, 53584, 58312, 107168, 116624, 123913, 233248, 247826, 495652, 991304, 1982608, 3965216]

約数ペア:

[(1, 3965216), (2, 1982608), (4, 991304), (8, 495652), (16, 247826), (17, 233248), (32, 123913), (34, 116624), (37, 107168), (68, 58312), (74, 53584), (136, 29156), (148, 26792), (197, 20128), (272, 14578), (296, 13396), (394, 10064), (544, 7289), (592, 6698), (629, 6304), (788, 5032), (1184, 3349), (1258, 3152), (1576, 2516)]