81277686

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2699}}^1$

素因数の和:2953

約数の個数: 48

約数和(自身を含む): 202176000

約数和(自身を除く): 120898314

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 239, 478, 717, 1434, 1673, 2151, 2699, 3346, 4302, 5019, 5398, 8097, 10038, 15057, 16194, 18893, 24291, 30114, 37786, 48582, 56679, 113358, 170037, 340074, 645061, 1290122, 1935183, 3870366, 4515427, 5805549, 9030854, 11611098, 13546281, 27092562, 40638843, 81277686]

約数ペア:

[(1, 81277686), (2, 40638843), (3, 27092562), (6, 13546281), (7, 11611098), (9, 9030854), (14, 5805549), (18, 4515427), (21, 3870366), (42, 1935183), (63, 1290122), (126, 645061), (239, 340074), (478, 170037), (717, 113358), (1434, 56679), (1673, 48582), (2151, 37786), (2699, 30114), (3346, 24291), (4302, 18893), (5019, 16194), (5398, 15057), (8097, 10038)]