181864228

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 411844608

約数和(自身を除く): 229980380

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 71, 91, 124, 142, 182, 217, 227, 284, 364, 403, 434, 454, 497, 806, 868, 908, 923, 994, 1589, 1612, 1846, 1988, 2201, 2821, 2951, 3178, 3692, 4402, 5642, 5902, 6356, 6461, 7037, 8804, 11284, 11804, 12922, 14074, 15407, 16117, 20657, 25844, 28148, 28613, 30814, 32234, 41314, 49259, 57226, 61628, 64468, 82628, 91481, 98518, 112819, 114452, 182962, 197036, 200291, 209521, 225638, 365924, 400582, 419042, 451276, 499627, 640367, 801164, 838084, 999254, 1280734, 1466647, 1998508, 2561468, 2933294, 3497389, 5866588, 6495151, 6994778, 12990302, 13989556, 25980604, 45466057, 90932114, 181864228]

約数ペア:

[(1, 181864228), (2, 90932114), (4, 45466057), (7, 25980604), (13, 13989556), (14, 12990302), (26, 6994778), (28, 6495151), (31, 5866588), (52, 3497389), (62, 2933294), (71, 2561468), (91, 1998508), (124, 1466647), (142, 1280734), (182, 999254), (217, 838084), (227, 801164), (284, 640367), (364, 499627), (403, 451276), (434, 419042), (454, 400582), (497, 365924), (806, 225638), (868, 209521), (908, 200291), (923, 197036), (994, 182962), (1589, 114452), (1612, 112819), (1846, 98518), (1988, 91481), (2201, 82628), (2821, 64468), (2951, 61628), (3178, 57226), (3692, 49259), (4402, 41314), (5642, 32234), (5902, 30814), (6356, 28613), (6461, 28148), (7037, 25844), (8804, 20657), (11284, 16117), (11804, 15407), (12922, 14074)]