78534378

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 193415040

約数和(自身を除く): 114880662

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 71, 78, 87, 117, 142, 163, 174, 213, 234, 261, 326, 377, 426, 489, 522, 639, 754, 923, 978, 1131, 1278, 1467, 1846, 2059, 2119, 2262, 2769, 2934, 3393, 4118, 4238, 4727, 5538, 6177, 6357, 6786, 8307, 9454, 11573, 12354, 12714, 14181, 16614, 18531, 19071, 23146, 26767, 28362, 34719, 37062, 38142, 42543, 53534, 61451, 69438, 80301, 85086, 104157, 122902, 150449, 160602, 184353, 208314, 240903, 300898, 335617, 368706, 451347, 481806, 553059, 671234, 902694, 1006851, 1106118, 1354041, 2013702, 2708082, 3020553, 4363021, 6041106, 8726042, 13089063, 26178126, 39267189, 78534378]

約数ペア:

[(1, 78534378), (2, 39267189), (3, 26178126), (6, 13089063), (9, 8726042), (13, 6041106), (18, 4363021), (26, 3020553), (29, 2708082), (39, 2013702), (58, 1354041), (71, 1106118), (78, 1006851), (87, 902694), (117, 671234), (142, 553059), (163, 481806), (174, 451347), (213, 368706), (234, 335617), (261, 300898), (326, 240903), (377, 208314), (426, 184353), (489, 160602), (522, 150449), (639, 122902), (754, 104157), (923, 85086), (978, 80301), (1131, 69438), (1278, 61451), (1467, 53534), (1846, 42543), (2059, 38142), (2119, 37062), (2262, 34719), (2769, 28362), (2934, 26767), (3393, 23146), (4118, 19071), (4238, 18531), (4727, 16614), (5538, 14181), (6177, 12714), (6357, 12354), (6786, 11573), (8307, 9454)]