201407391

素因数分解:

$3^7\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 329049600

約数和(自身を除く): 127642209

約数列:

[1, 3, 9, 19, 27, 37, 57, 81, 111, 131, 171, 243, 333, 393, 513, 703, 729, 999, 1179, 1539, 2109, 2187, 2489, 2997, 3537, 4617, 4847, 6327, 7467, 8991, 10611, 13851, 14541, 18981, 22401, 26973, 31833, 41553, 43623, 56943, 67203, 80919, 92093, 95499, 130869, 170829, 201609, 276279, 286497, 392607, 512487, 604827, 828837, 1177821, 1537461, 1814481, 2486511, 3533463, 5443443, 7459533, 10600389, 22378599, 67135797, 201407391]

約数ペア:

[(1, 201407391), (3, 67135797), (9, 22378599), (19, 10600389), (27, 7459533), (37, 5443443), (57, 3533463), (81, 2486511), (111, 1814481), (131, 1537461), (171, 1177821), (243, 828837), (333, 604827), (393, 512487), (513, 392607), (703, 286497), (729, 276279), (999, 201609), (1179, 170829), (1539, 130869), (2109, 95499), (2187, 92093), (2489, 80919), (2997, 67203), (3537, 56943), (4617, 43623), (4847, 41553), (6327, 31833), (7467, 26973), (8991, 22401), (10611, 18981), (13851, 14541)]