897749996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{19867}}^1$

素因数の和:19974

約数の個数: 48

約数和(自身を含む): 1869181440

約数和(自身を除く): 971431444

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 79, 143, 158, 286, 316, 572, 869, 1027, 1738, 2054, 3476, 4108, 11297, 19867, 22594, 39734, 45188, 79468, 218537, 258271, 437074, 516542, 874148, 1033084, 1569493, 2840981, 3138986, 5681962, 6277972, 11363924, 17264423, 20403409, 34528846, 40806818, 69057692, 81613636, 224437499, 448874998, 897749996]

約数ペア:

[(1, 897749996), (2, 448874998), (4, 224437499), (11, 81613636), (13, 69057692), (22, 40806818), (26, 34528846), (44, 20403409), (52, 17264423), (79, 11363924), (143, 6277972), (158, 5681962), (286, 3138986), (316, 2840981), (572, 1569493), (869, 1033084), (1027, 874148), (1738, 516542), (2054, 437074), (3476, 258271), (4108, 218537), (11297, 79468), (19867, 45188), (22594, 39734)]