393028168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 888330240

約数和(自身を除く): 495302072

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 71, 101, 104, 124, 136, 142, 202, 221, 248, 284, 403, 404, 442, 527, 568, 806, 808, 884, 923, 1054, 1207, 1313, 1612, 1717, 1768, 1846, 2108, 2201, 2414, 2626, 3131, 3224, 3434, 3692, 4216, 4402, 4828, 5252, 6262, 6851, 6868, 7171, 7384, 8804, 9656, 10504, 12524, 13702, 13736, 14342, 15691, 17608, 22321, 25048, 27404, 28613, 28684, 31382, 37417, 40703, 44642, 53227, 54808, 57226, 57368, 62764, 74834, 81406, 89284, 93223, 106454, 114452, 121907, 125528, 149668, 162812, 178568, 186446, 212908, 222301, 228904, 243814, 299336, 325624, 372892, 425816, 444602, 486421, 487628, 691951, 745784, 889204, 972842, 975256, 1383902, 1584791, 1778408, 1945684, 2767804, 2889913, 3169582, 3779117, 3891368, 5535608, 5779826, 6339164, 7558234, 11559652, 12678328, 15116468, 23119304, 30232936, 49128521, 98257042, 196514084, 393028168]

約数ペア:

[(1, 393028168), (2, 196514084), (4, 98257042), (8, 49128521), (13, 30232936), (17, 23119304), (26, 15116468), (31, 12678328), (34, 11559652), (52, 7558234), (62, 6339164), (68, 5779826), (71, 5535608), (101, 3891368), (104, 3779117), (124, 3169582), (136, 2889913), (142, 2767804), (202, 1945684), (221, 1778408), (248, 1584791), (284, 1383902), (403, 975256), (404, 972842), (442, 889204), (527, 745784), (568, 691951), (806, 487628), (808, 486421), (884, 444602), (923, 425816), (1054, 372892), (1207, 325624), (1313, 299336), (1612, 243814), (1717, 228904), (1768, 222301), (1846, 212908), (2108, 186446), (2201, 178568), (2414, 162812), (2626, 149668), (3131, 125528), (3224, 121907), (3434, 114452), (3692, 106454), (4216, 93223), (4402, 89284), (4828, 81406), (5252, 74834), (6262, 62764), (6851, 57368), (6868, 57226), (7171, 54808), (7384, 53227), (8804, 44642), (9656, 40703), (10504, 37417), (12524, 31382), (13702, 28684), (13736, 28613), (14342, 27404), (15691, 25048), (17608, 22321)]