81257832

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59399}}^1$

素因数の和:59430

約数の個数: 48

約数和(自身を含む): 231660000

約数和(自身を除く): 150402168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 59399, 118798, 178197, 237596, 356394, 475192, 534591, 712788, 1069182, 1128581, 1425576, 2138364, 2257162, 3385743, 4276728, 4514324, 6771486, 9028648, 10157229, 13542972, 20314458, 27085944, 40628916, 81257832]

約数ペア:

[(1, 81257832), (2, 40628916), (3, 27085944), (4, 20314458), (6, 13542972), (8, 10157229), (9, 9028648), (12, 6771486), (18, 4514324), (19, 4276728), (24, 3385743), (36, 2257162), (38, 2138364), (57, 1425576), (72, 1128581), (76, 1069182), (114, 712788), (152, 534591), (171, 475192), (228, 356394), (342, 237596), (456, 178197), (684, 118798), (1368, 59399)]