291289496888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1519729}}^1$

素因数の和:1519864

約数の個数: 64

約数和(自身を含む): 625520868000

約数和(自身を除く): 334231371112

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 97, 104, 152, 194, 247, 388, 494, 776, 988, 1261, 1843, 1976, 2522, 3686, 5044, 7372, 10088, 14744, 23959, 47918, 95836, 191672, 1519729, 3039458, 6078916, 12157832, 19756477, 28874851, 39512954, 57749702, 79025908, 115499404, 147413713, 158051816, 230998808, 294827426, 375373063, 589654852, 750746126, 1179309704, 1501492252, 1916378269, 2800860547, 3002984504, 3832756538, 5601721094, 7665513076, 11203442188, 15331026152, 22406884376, 36411187111, 72822374222, 145644748444, 291289496888]

約数ペア:

[(1, 291289496888), (2, 145644748444), (4, 72822374222), (8, 36411187111), (13, 22406884376), (19, 15331026152), (26, 11203442188), (38, 7665513076), (52, 5601721094), (76, 3832756538), (97, 3002984504), (104, 2800860547), (152, 1916378269), (194, 1501492252), (247, 1179309704), (388, 750746126), (494, 589654852), (776, 375373063), (988, 294827426), (1261, 230998808), (1843, 158051816), (1976, 147413713), (2522, 115499404), (3686, 79025908), (5044, 57749702), (7372, 39512954), (10088, 28874851), (14744, 19756477), (23959, 12157832), (47918, 6078916), (95836, 3039458), (191672, 1519729)]