1378906578

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{863}}^1\times {\mathrm{1409}}^1$

素因数の和:2293

約数の個数: 80

約数和(自身を含む): 3537768960

約数和(自身を除く): 2158862382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 863, 1134, 1409, 1726, 2589, 2818, 4227, 5178, 6041, 7767, 8454, 9863, 12082, 12681, 15534, 18123, 19726, 23301, 25362, 29589, 36246, 38043, 46602, 54369, 59178, 69903, 76086, 88767, 108738, 114129, 139806, 163107, 177534, 228258, 266301, 326214, 489321, 532602, 798903, 978642, 1215967, 1597806, 2431934, 3647901, 7295802, 8511769, 10943703, 17023538, 21887406, 25535307, 32831109, 51070614, 65662218, 76605921, 98493327, 153211842, 196986654, 229817763, 459635526, 689453289, 1378906578]

約数ペア:

[(1, 1378906578), (2, 689453289), (3, 459635526), (6, 229817763), (7, 196986654), (9, 153211842), (14, 98493327), (18, 76605921), (21, 65662218), (27, 51070614), (42, 32831109), (54, 25535307), (63, 21887406), (81, 17023538), (126, 10943703), (162, 8511769), (189, 7295802), (378, 3647901), (567, 2431934), (863, 1597806), (1134, 1215967), (1409, 978642), (1726, 798903), (2589, 532602), (2818, 489321), (4227, 326214), (5178, 266301), (6041, 228258), (7767, 177534), (8454, 163107), (9863, 139806), (12082, 114129), (12681, 108738), (15534, 88767), (18123, 76086), (19726, 69903), (23301, 59178), (25362, 54369), (29589, 46602), (36246, 38043)]