147691719

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1609}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 257187840

約数和(自身を除く): 109496121

約数列:

[1, 3, 7, 9, 21, 31, 47, 63, 93, 141, 217, 279, 329, 423, 651, 987, 1457, 1609, 1953, 2961, 4371, 4827, 10199, 11263, 13113, 14481, 30597, 33789, 49879, 75623, 91791, 101367, 149637, 226869, 349153, 448911, 529361, 680607, 1047459, 1588083, 2344313, 3142377, 4764249, 7032939, 16410191, 21098817, 49230573, 147691719]

約数ペア:

[(1, 147691719), (3, 49230573), (7, 21098817), (9, 16410191), (21, 7032939), (31, 4764249), (47, 3142377), (63, 2344313), (93, 1588083), (141, 1047459), (217, 680607), (279, 529361), (329, 448911), (423, 349153), (651, 226869), (987, 149637), (1457, 101367), (1609, 91791), (1953, 75623), (2961, 49879), (4371, 33789), (4827, 30597), (10199, 14481), (11263, 13113)]