821367424

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1889}}^1$

素因数の和:2025

約数の個数: 64

約数和(自身を含む): 1696464000

約数和(自身を除く): 875096576

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 79, 86, 128, 158, 172, 316, 344, 632, 688, 1264, 1376, 1889, 2528, 2752, 3397, 3778, 5056, 5504, 6794, 7556, 10112, 13588, 15112, 27176, 30224, 54352, 60448, 81227, 108704, 120896, 149231, 162454, 217408, 241792, 298462, 324908, 434816, 596924, 649816, 1193848, 1299632, 2387696, 2599264, 4775392, 5198528, 6416933, 9550784, 10397056, 12833866, 19101568, 25667732, 51335464, 102670928, 205341856, 410683712, 821367424]

約数ペア:

[(1, 821367424), (2, 410683712), (4, 205341856), (8, 102670928), (16, 51335464), (32, 25667732), (43, 19101568), (64, 12833866), (79, 10397056), (86, 9550784), (128, 6416933), (158, 5198528), (172, 4775392), (316, 2599264), (344, 2387696), (632, 1299632), (688, 1193848), (1264, 649816), (1376, 596924), (1889, 434816), (2528, 324908), (2752, 298462), (3397, 241792), (3778, 217408), (5056, 162454), (5504, 149231), (6794, 120896), (7556, 108704), (10112, 81227), (13588, 60448), (15112, 54352), (27176, 30224)]