181020222

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{809}}^1$

素因数の和:1249

約数の個数: 48

約数和(自身を含む): 406373760

約数和(自身を除く): 225353538

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 401, 558, 802, 809, 1203, 1618, 2406, 2427, 3609, 4854, 7218, 7281, 12431, 14562, 24862, 25079, 37293, 50158, 74586, 75237, 111879, 150474, 223758, 225711, 324409, 451422, 648818, 973227, 1946454, 2919681, 5839362, 10056679, 20113358, 30170037, 60340074, 90510111, 181020222]

約数ペア:

[(1, 181020222), (2, 90510111), (3, 60340074), (6, 30170037), (9, 20113358), (18, 10056679), (31, 5839362), (62, 2919681), (93, 1946454), (186, 973227), (279, 648818), (401, 451422), (558, 324409), (802, 225711), (809, 223758), (1203, 150474), (1618, 111879), (2406, 75237), (2427, 74586), (3609, 50158), (4854, 37293), (7218, 25079), (7281, 24862), (12431, 14562)]