1276648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 2599200

約数和(自身を除く): 1322552

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 227, 296, 454, 703, 908, 1406, 1816, 2812, 4313, 5624, 8399, 8626, 16798, 17252, 33596, 34504, 67192, 159581, 319162, 638324, 1276648]

約数ペア:

[(1, 1276648), (2, 638324), (4, 319162), (8, 159581), (19, 67192), (37, 34504), (38, 33596), (74, 17252), (76, 16798), (148, 8626), (152, 8399), (227, 5624), (296, 4313), (454, 2812), (703, 1816), (908, 1406)]