1279642768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1907}}^1\times {\mathrm{2467}}^1$

素因数の和:4399

約数の個数: 40

約数和(自身を含む): 2627590752

約数和(自身を除く): 1347947984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1907, 2467, 3814, 4934, 7628, 9868, 15256, 19736, 30512, 32419, 39472, 41939, 64838, 83878, 129676, 167756, 259352, 335512, 518704, 671024, 4704569, 9409138, 18818276, 37636552, 75273104, 79977673, 159955346, 319910692, 639821384, 1279642768]

約数ペア:

[(1, 1279642768), (2, 639821384), (4, 319910692), (8, 159955346), (16, 79977673), (17, 75273104), (34, 37636552), (68, 18818276), (136, 9409138), (272, 4704569), (1907, 671024), (2467, 518704), (3814, 335512), (4934, 259352), (7628, 167756), (9868, 129676), (15256, 83878), (19736, 64838), (30512, 41939), (32419, 39472)]