8640996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 25552128

約数和(自身を除く): 16911132

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 41, 42, 52, 78, 82, 84, 91, 123, 156, 164, 182, 193, 246, 273, 287, 364, 386, 492, 533, 546, 574, 579, 772, 861, 1066, 1092, 1148, 1158, 1351, 1599, 1722, 2132, 2316, 2509, 2702, 3198, 3444, 3731, 4053, 5018, 5404, 6396, 7462, 7527, 7913, 8106, 10036, 11193, 14924, 15054, 15826, 16212, 17563, 22386, 23739, 30108, 31652, 35126, 44772, 47478, 52689, 55391, 70252, 94956, 102869, 105378, 110782, 166173, 205738, 210756, 221564, 308607, 332346, 411476, 617214, 664692, 720083, 1234428, 1440166, 2160249, 2880332, 4320498, 8640996]

約数ペア:

[(1, 8640996), (2, 4320498), (3, 2880332), (4, 2160249), (6, 1440166), (7, 1234428), (12, 720083), (13, 664692), (14, 617214), (21, 411476), (26, 332346), (28, 308607), (39, 221564), (41, 210756), (42, 205738), (52, 166173), (78, 110782), (82, 105378), (84, 102869), (91, 94956), (123, 70252), (156, 55391), (164, 52689), (182, 47478), (193, 44772), (246, 35126), (273, 31652), (287, 30108), (364, 23739), (386, 22386), (492, 17563), (533, 16212), (546, 15826), (574, 15054), (579, 14924), (772, 11193), (861, 10036), (1066, 8106), (1092, 7913), (1148, 7527), (1158, 7462), (1351, 6396), (1599, 5404), (1722, 5018), (2132, 4053), (2316, 3731), (2509, 3444), (2702, 3198)]