198400696

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 411929280

約数和(自身を除く): 213528584

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 97, 104, 142, 194, 277, 284, 388, 554, 568, 776, 923, 1108, 1261, 1846, 2216, 2522, 3601, 3692, 5044, 6887, 7202, 7384, 10088, 13774, 14404, 19667, 26869, 27548, 28808, 39334, 53738, 55096, 78668, 89531, 107476, 157336, 179062, 214952, 255671, 349297, 358124, 511342, 698594, 716248, 1022684, 1397188, 1907699, 2045368, 2794376, 3815398, 7630796, 15261592, 24800087, 49600174, 99200348, 198400696]

約数ペア:

[(1, 198400696), (2, 99200348), (4, 49600174), (8, 24800087), (13, 15261592), (26, 7630796), (52, 3815398), (71, 2794376), (97, 2045368), (104, 1907699), (142, 1397188), (194, 1022684), (277, 716248), (284, 698594), (388, 511342), (554, 358124), (568, 349297), (776, 255671), (923, 214952), (1108, 179062), (1261, 157336), (1846, 107476), (2216, 89531), (2522, 78668), (3601, 55096), (3692, 53738), (5044, 39334), (6887, 28808), (7202, 27548), (7384, 26869), (10088, 19667), (13774, 14404)]