660367071

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{503}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 1202554080

約数和(自身を除く): 542187009

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 229, 273, 441, 503, 637, 687, 819, 1509, 1603, 1911, 2061, 2977, 3521, 4527, 4809, 5733, 6539, 8931, 10563, 11221, 14427, 19617, 20839, 24647, 26793, 31689, 33663, 45773, 58851, 62517, 73941, 100989, 115187, 137319, 145873, 187551, 221823, 320411, 345561, 411957, 437619, 806309, 961233, 1036683, 1312857, 1497431, 2418927, 2883699, 4492293, 5644163, 7256781, 10482017, 13476879, 16932489, 31446051, 50797467, 73374119, 94338153, 220122357, 660367071]

約数ペア:

[(1, 660367071), (3, 220122357), (7, 94338153), (9, 73374119), (13, 50797467), (21, 31446051), (39, 16932489), (49, 13476879), (63, 10482017), (91, 7256781), (117, 5644163), (147, 4492293), (229, 2883699), (273, 2418927), (441, 1497431), (503, 1312857), (637, 1036683), (687, 961233), (819, 806309), (1509, 437619), (1603, 411957), (1911, 345561), (2061, 320411), (2977, 221823), (3521, 187551), (4527, 145873), (4809, 137319), (5733, 115187), (6539, 100989), (8931, 73941), (10563, 62517), (11221, 58851), (14427, 45773), (19617, 33663), (20839, 31689), (24647, 26793)]