81538632

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161783}}^1$

素因数の和:161802

約数の個数: 48

約数和(自身を含む): 252383040

約数和(自身を除く): 170844408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161783, 323566, 485349, 647132, 970698, 1132481, 1294264, 1456047, 1941396, 2264962, 2912094, 3397443, 3882792, 4529924, 5824188, 6794886, 9059848, 10192329, 11648376, 13589772, 20384658, 27179544, 40769316, 81538632]

約数ペア:

[(1, 81538632), (2, 40769316), (3, 27179544), (4, 20384658), (6, 13589772), (7, 11648376), (8, 10192329), (9, 9059848), (12, 6794886), (14, 5824188), (18, 4529924), (21, 3882792), (24, 3397443), (28, 2912094), (36, 2264962), (42, 1941396), (56, 1456047), (63, 1294264), (72, 1132481), (84, 970698), (126, 647132), (168, 485349), (252, 323566), (504, 161783)]