221500518

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 485222400

約数和(自身を除く): 263721882

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 186, 233, 269, 466, 538, 589, 699, 807, 1178, 1398, 1614, 1767, 3534, 4427, 5111, 7223, 8339, 8854, 10222, 13281, 14446, 15333, 16678, 21669, 25017, 26562, 30666, 43338, 50034, 62677, 125354, 137237, 158441, 188031, 274474, 316882, 376062, 411711, 475323, 823422, 950646, 1190863, 1942987, 2381726, 3572589, 3885974, 5828961, 7145178, 11657922, 36916753, 73833506, 110750259, 221500518]

約数ペア:

[(1, 221500518), (2, 110750259), (3, 73833506), (6, 36916753), (19, 11657922), (31, 7145178), (38, 5828961), (57, 3885974), (62, 3572589), (93, 2381726), (114, 1942987), (186, 1190863), (233, 950646), (269, 823422), (466, 475323), (538, 411711), (589, 376062), (699, 316882), (807, 274474), (1178, 188031), (1398, 158441), (1614, 137237), (1767, 125354), (3534, 62677), (4427, 50034), (5111, 43338), (7223, 30666), (8339, 26562), (8854, 25017), (10222, 21669), (13281, 16678), (14446, 15333)]