197904512

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5171}}^1$

素因数の和:5221

約数の個数: 64

約数和(自身を含む): 443136960

約数和(自身を除く): 245232448

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 299, 368, 416, 598, 736, 832, 1196, 1472, 1664, 2392, 2944, 4784, 5171, 9568, 10342, 19136, 20684, 38272, 41368, 67223, 82736, 118933, 134446, 165472, 237866, 268892, 330944, 475732, 537784, 661888, 951464, 1075568, 1546129, 1902928, 2151136, 3092258, 3805856, 4302272, 6184516, 7611712, 8604544, 12369032, 15223424, 24738064, 49476128, 98952256, 197904512]

約数ペア:

[(1, 197904512), (2, 98952256), (4, 49476128), (8, 24738064), (13, 15223424), (16, 12369032), (23, 8604544), (26, 7611712), (32, 6184516), (46, 4302272), (52, 3805856), (64, 3092258), (92, 2151136), (104, 1902928), (128, 1546129), (184, 1075568), (208, 951464), (299, 661888), (368, 537784), (416, 475732), (598, 330944), (736, 268892), (832, 237866), (1196, 165472), (1472, 134446), (1664, 118933), (2392, 82736), (2944, 67223), (4784, 41368), (5171, 38272), (9568, 20684), (10342, 19136)]