991228176

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{362291}}^1$

素因数の和:362324

約数の個数: 60

約数和(自身を含む): 2920073520

約数和(自身を除く): 1928845344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 362291, 724582, 1086873, 1449164, 2173746, 2898328, 3260619, 4347492, 5796656, 6521238, 6883529, 8694984, 13042476, 13767058, 17389968, 20650587, 26084952, 27534116, 41301174, 52169904, 55068232, 61951761, 82602348, 110136464, 123903522, 165204696, 247807044, 330409392, 495614088, 991228176]

約数ペア:

[(1, 991228176), (2, 495614088), (3, 330409392), (4, 247807044), (6, 165204696), (8, 123903522), (9, 110136464), (12, 82602348), (16, 61951761), (18, 55068232), (19, 52169904), (24, 41301174), (36, 27534116), (38, 26084952), (48, 20650587), (57, 17389968), (72, 13767058), (76, 13042476), (114, 8694984), (144, 6883529), (152, 6521238), (171, 5796656), (228, 4347492), (304, 3260619), (342, 2898328), (456, 2173746), (684, 1449164), (912, 1086873), (1368, 724582), (2736, 362291)]