219313311

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 368022528

約数和(自身を除く): 148709217

約数列:

[1, 3, 7, 17, 21, 51, 53, 67, 119, 159, 173, 201, 357, 371, 469, 519, 901, 1113, 1139, 1211, 1407, 2703, 2941, 3417, 3551, 3633, 6307, 7973, 8823, 9169, 10653, 11591, 18921, 20587, 23919, 24857, 27507, 34773, 60367, 61761, 64183, 74571, 81137, 155873, 181101, 192549, 197047, 243411, 422569, 467619, 591141, 614323, 1091111, 1267707, 1379329, 1842969, 3273333, 4137987, 4300261, 10443491, 12900783, 31330473, 73104437, 219313311]

約数ペア:

[(1, 219313311), (3, 73104437), (7, 31330473), (17, 12900783), (21, 10443491), (51, 4300261), (53, 4137987), (67, 3273333), (119, 1842969), (159, 1379329), (173, 1267707), (201, 1091111), (357, 614323), (371, 591141), (469, 467619), (519, 422569), (901, 243411), (1113, 197047), (1139, 192549), (1211, 181101), (1407, 155873), (2703, 81137), (2941, 74571), (3417, 64183), (3551, 61761), (3633, 60367), (6307, 34773), (7973, 27507), (8823, 24857), (9169, 23919), (10653, 20587), (11591, 18921)]