28505056

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{859}}^1$

素因数の和:947

約数の個数: 48

約数和(自身を含む): 60464880

約数和(自身を除く): 31959824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 68, 122, 136, 244, 272, 488, 544, 859, 976, 1037, 1718, 1952, 2074, 3436, 4148, 6872, 8296, 13744, 14603, 16592, 27488, 29206, 33184, 52399, 58412, 104798, 116824, 209596, 233648, 419192, 467296, 838384, 890783, 1676768, 1781566, 3563132, 7126264, 14252528, 28505056]

約数ペア:

[(1, 28505056), (2, 14252528), (4, 7126264), (8, 3563132), (16, 1781566), (17, 1676768), (32, 890783), (34, 838384), (61, 467296), (68, 419192), (122, 233648), (136, 209596), (244, 116824), (272, 104798), (488, 58412), (544, 52399), (859, 33184), (976, 29206), (1037, 27488), (1718, 16592), (1952, 14603), (2074, 13744), (3436, 8296), (4148, 6872)]