81251586

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1009

約数の個数: 80

約数和(自身を含む): 201064248

約数和(自身を除く): 119812662

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 41, 54, 78, 81, 82, 117, 123, 162, 234, 246, 351, 369, 533, 702, 738, 941, 1053, 1066, 1107, 1599, 1882, 2106, 2214, 2823, 3198, 3321, 4797, 5646, 6642, 8469, 9594, 12233, 14391, 16938, 24466, 25407, 28782, 36699, 38581, 43173, 50814, 73398, 76221, 77162, 86346, 110097, 115743, 152442, 220194, 231486, 330291, 347229, 501553, 660582, 694458, 990873, 1003106, 1041687, 1504659, 1981746, 2083374, 3009318, 3125061, 4513977, 6250122, 9027954, 13541931, 27083862, 40625793, 81251586]

約数ペア:

[(1, 81251586), (2, 40625793), (3, 27083862), (6, 13541931), (9, 9027954), (13, 6250122), (18, 4513977), (26, 3125061), (27, 3009318), (39, 2083374), (41, 1981746), (54, 1504659), (78, 1041687), (81, 1003106), (82, 990873), (117, 694458), (123, 660582), (162, 501553), (234, 347229), (246, 330291), (351, 231486), (369, 220194), (533, 152442), (702, 115743), (738, 110097), (941, 86346), (1053, 77162), (1066, 76221), (1107, 73398), (1599, 50814), (1882, 43173), (2106, 38581), (2214, 36699), (2823, 28782), (3198, 25407), (3321, 24466), (4797, 16938), (5646, 14391), (6642, 12233), (8469, 9594)]