421844178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{769}}^1$

素因数の和:1171

約数の個数: 64

約数和(自身を含む): 994371840

約数和(自身を除く): 572527662

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 353, 518, 706, 769, 777, 1059, 1538, 1554, 2118, 2307, 2471, 4614, 4942, 5383, 7413, 10766, 13061, 14826, 16149, 26122, 28453, 32298, 39183, 56906, 78366, 85359, 91427, 170718, 182854, 199171, 271457, 274281, 398342, 542914, 548562, 597513, 814371, 1195026, 1628742, 1900199, 3800398, 5700597, 10043909, 11401194, 20087818, 30131727, 60263454, 70307363, 140614726, 210922089, 421844178]

約数ペア:

[(1, 421844178), (2, 210922089), (3, 140614726), (6, 70307363), (7, 60263454), (14, 30131727), (21, 20087818), (37, 11401194), (42, 10043909), (74, 5700597), (111, 3800398), (222, 1900199), (259, 1628742), (353, 1195026), (518, 814371), (706, 597513), (769, 548562), (777, 542914), (1059, 398342), (1538, 274281), (1554, 271457), (2118, 199171), (2307, 182854), (2471, 170718), (4614, 91427), (4942, 85359), (5383, 78366), (7413, 56906), (10766, 39183), (13061, 32298), (14826, 28453), (16149, 26122)]