28807114

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 50893056

約数和(自身を除く): 22085942

約数列:

[1, 2, 7, 14, 71, 73, 142, 146, 397, 497, 511, 794, 994, 1022, 2779, 5183, 5558, 10366, 28187, 28981, 36281, 56374, 57962, 72562, 197309, 202867, 394618, 405734, 2057651, 4115302, 14403557, 28807114]

約数ペア:

[(1, 28807114), (2, 14403557), (7, 4115302), (14, 2057651), (71, 405734), (73, 394618), (142, 202867), (146, 197309), (397, 72562), (497, 57962), (511, 56374), (794, 36281), (994, 28981), (1022, 28187), (2779, 10366), (5183, 5558)]