1254993016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{135353}}^1$

素因数の和:135439

約数の個数: 32

約数和(自身を含む): 2517584400

約数和(自身を除く): 1262591384

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 135353, 270706, 541412, 1082824, 2571707, 5143414, 8256533, 10286828, 16513066, 20573656, 33026132, 66052264, 156874127, 313748254, 627496508, 1254993016]

約数ペア:

[(1, 1254993016), (2, 627496508), (4, 313748254), (8, 156874127), (19, 66052264), (38, 33026132), (61, 20573656), (76, 16513066), (122, 10286828), (152, 8256533), (244, 5143414), (488, 2571707), (1159, 1082824), (2318, 541412), (4636, 270706), (9272, 135353)]