643670388

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{853}}^1$

素因数の和:1023

約数の個数: 120

約数和(自身を含む): 1796771592

約数和(自身を除く): 1153101204

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 81, 102, 108, 137, 153, 162, 204, 274, 306, 324, 411, 459, 548, 612, 822, 853, 918, 1233, 1377, 1644, 1706, 1836, 2329, 2466, 2559, 2754, 3412, 3699, 4658, 4932, 5118, 5508, 6987, 7398, 7677, 9316, 10236, 11097, 13974, 14501, 14796, 15354, 20961, 22194, 23031, 27948, 29002, 30708, 41922, 43503, 44388, 46062, 58004, 62883, 69093, 83844, 87006, 92124, 116861, 125766, 130509, 138186, 174012, 188649, 233722, 251532, 261018, 276372, 350583, 377298, 391527, 467444, 522036, 701166, 754596, 783054, 1051749, 1174581, 1402332, 1566108, 1986637, 2103498, 2349162, 3155247, 3973274, 4206996, 4698324, 5959911, 6310494, 7946548, 9465741, 11919822, 12620988, 17879733, 18931482, 23839644, 35759466, 37862964, 53639199, 71518932, 107278398, 160917597, 214556796, 321835194, 643670388]

約数ペア:

[(1, 643670388), (2, 321835194), (3, 214556796), (4, 160917597), (6, 107278398), (9, 71518932), (12, 53639199), (17, 37862964), (18, 35759466), (27, 23839644), (34, 18931482), (36, 17879733), (51, 12620988), (54, 11919822), (68, 9465741), (81, 7946548), (102, 6310494), (108, 5959911), (137, 4698324), (153, 4206996), (162, 3973274), (204, 3155247), (274, 2349162), (306, 2103498), (324, 1986637), (411, 1566108), (459, 1402332), (548, 1174581), (612, 1051749), (822, 783054), (853, 754596), (918, 701166), (1233, 522036), (1377, 467444), (1644, 391527), (1706, 377298), (1836, 350583), (2329, 276372), (2466, 261018), (2559, 251532), (2754, 233722), (3412, 188649), (3699, 174012), (4658, 138186), (4932, 130509), (5118, 125766), (5508, 116861), (6987, 92124), (7398, 87006), (7677, 83844), (9316, 69093), (10236, 62883), (11097, 58004), (13974, 46062), (14501, 44388), (14796, 43503), (15354, 41922), (20961, 30708), (22194, 29002), (23031, 27948)]