81646182

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^2$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 191207952

約数和(自身を除く): 109561770

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 53, 61, 69, 106, 122, 138, 159, 183, 207, 318, 366, 414, 477, 549, 954, 1098, 1219, 1403, 2438, 2806, 3233, 3657, 3721, 4209, 6466, 7314, 7442, 8418, 9699, 10971, 11163, 12627, 19398, 21942, 22326, 25254, 29097, 33489, 58194, 66978, 74359, 85583, 148718, 171166, 197213, 223077, 256749, 394426, 446154, 513498, 591639, 669231, 770247, 1183278, 1338462, 1540494, 1774917, 3549834, 4535899, 9071798, 13607697, 27215394, 40823091, 81646182]

約数ペア:

[(1, 81646182), (2, 40823091), (3, 27215394), (6, 13607697), (9, 9071798), (18, 4535899), (23, 3549834), (46, 1774917), (53, 1540494), (61, 1338462), (69, 1183278), (106, 770247), (122, 669231), (138, 591639), (159, 513498), (183, 446154), (207, 394426), (318, 256749), (366, 223077), (414, 197213), (477, 171166), (549, 148718), (954, 85583), (1098, 74359), (1219, 66978), (1403, 58194), (2438, 33489), (2806, 29097), (3233, 25254), (3657, 22326), (3721, 21942), (4209, 19398), (6466, 12627), (7314, 11163), (7442, 10971), (8418, 9699)]