1279894328372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1\times {\mathrm{494341}}^1$

素因数の和:494557

約数の個数: 72

約数和(自身を含む): 2594631104352

約数和(自身を除く): 1314736775980

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 163, 209, 326, 361, 418, 652, 722, 836, 1444, 1793, 3097, 3586, 3971, 6194, 7172, 7942, 12388, 15884, 34067, 58843, 68134, 117686, 136268, 235372, 494341, 647273, 988682, 1294546, 1977364, 2589092, 5437751, 9392479, 10875502, 18784958, 21751004, 37569916, 80577583, 103317269, 161155166, 178457101, 206634538, 322310332, 356914202, 413269076, 713828404, 886353413, 1530974077, 1772706826, 1963028111, 3061948154, 3545413652, 3926056222, 6123896308, 7852112444, 16840714847, 29088507463, 33681429694, 58177014926, 67362859388, 116354029852, 319973582093, 639947164186, 1279894328372]

約数ペア:

[(1, 1279894328372), (2, 639947164186), (4, 319973582093), (11, 116354029852), (19, 67362859388), (22, 58177014926), (38, 33681429694), (44, 29088507463), (76, 16840714847), (163, 7852112444), (209, 6123896308), (326, 3926056222), (361, 3545413652), (418, 3061948154), (652, 1963028111), (722, 1772706826), (836, 1530974077), (1444, 886353413), (1793, 713828404), (3097, 413269076), (3586, 356914202), (3971, 322310332), (6194, 206634538), (7172, 178457101), (7942, 161155166), (12388, 103317269), (15884, 80577583), (34067, 37569916), (58843, 21751004), (68134, 18784958), (117686, 10875502), (136268, 9392479), (235372, 5437751), (494341, 2589092), (647273, 1977364), (988682, 1294546)]