121889978

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{911}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 220631040

約数和(自身を除く): 98741062

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 503, 911, 1006, 1822, 3521, 6377, 7042, 9557, 12754, 17309, 19114, 34618, 66899, 121163, 133798, 242326, 458233, 916466, 3207631, 6415262, 8706427, 17412854, 60944989, 121889978]

約数ペア:

[(1, 121889978), (2, 60944989), (7, 17412854), (14, 8706427), (19, 6415262), (38, 3207631), (133, 916466), (266, 458233), (503, 242326), (911, 133798), (1006, 121163), (1822, 66899), (3521, 34618), (6377, 19114), (7042, 17309), (9557, 12754)]