681887804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1\times {\mathrm{331}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 1302090720

約数和(自身を除く): 620202916

約数列:

[1, 2, 4, 13, 26, 52, 173, 229, 331, 346, 458, 662, 692, 916, 1324, 2249, 2977, 4303, 4498, 5954, 8606, 8996, 11908, 17212, 39617, 57263, 75799, 79234, 114526, 151598, 158468, 229052, 303196, 515021, 744419, 985387, 1030042, 1488838, 1970774, 2060084, 2977676, 3941548, 13113227, 26226454, 52452908, 170471951, 340943902, 681887804]

約数ペア:

[(1, 681887804), (2, 340943902), (4, 170471951), (13, 52452908), (26, 26226454), (52, 13113227), (173, 3941548), (229, 2977676), (331, 2060084), (346, 1970774), (458, 1488838), (662, 1030042), (692, 985387), (916, 744419), (1324, 515021), (2249, 303196), (2977, 229052), (4303, 158468), (4498, 151598), (5954, 114526), (8606, 79234), (8996, 75799), (11908, 57263), (17212, 39617)]