247508964

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2749}}^1$

素因数の和:2861

約数の個数: 72

約数和(自身を含む): 651651000

約数和(自身を除く): 404142036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 61, 82, 122, 123, 164, 183, 244, 246, 366, 369, 492, 549, 732, 738, 1098, 1476, 2196, 2501, 2749, 5002, 5498, 7503, 8247, 10004, 10996, 15006, 16494, 22509, 24741, 30012, 32988, 45018, 49482, 90036, 98964, 112709, 167689, 225418, 335378, 338127, 450836, 503067, 670756, 676254, 1006134, 1014381, 1352508, 1509201, 2012268, 2028762, 3018402, 4057524, 6036804, 6875249, 13750498, 20625747, 27500996, 41251494, 61877241, 82502988, 123754482, 247508964]

約数ペア:

[(1, 247508964), (2, 123754482), (3, 82502988), (4, 61877241), (6, 41251494), (9, 27500996), (12, 20625747), (18, 13750498), (36, 6875249), (41, 6036804), (61, 4057524), (82, 3018402), (122, 2028762), (123, 2012268), (164, 1509201), (183, 1352508), (244, 1014381), (246, 1006134), (366, 676254), (369, 670756), (492, 503067), (549, 450836), (732, 338127), (738, 335378), (1098, 225418), (1476, 167689), (2196, 112709), (2501, 98964), (2749, 90036), (5002, 49482), (5498, 45018), (7503, 32988), (8247, 30012), (10004, 24741), (10996, 22509), (15006, 16494)]