209490008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3467}}^1$

素因数の和:3576

約数の個数: 64

約数和(自身を含む): 489404160

約数和(自身を除く): 279914152

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 83, 91, 104, 166, 182, 332, 364, 581, 664, 728, 1079, 1162, 2158, 2324, 3467, 4316, 4648, 6934, 7553, 8632, 13868, 15106, 24269, 27736, 30212, 45071, 48538, 60424, 90142, 97076, 180284, 194152, 287761, 315497, 360568, 575522, 630994, 1151044, 1261988, 2014327, 2302088, 2523976, 3740893, 4028654, 7481786, 8057308, 14963572, 16114616, 26186251, 29927144, 52372502, 104745004, 209490008]

約数ペア:

[(1, 209490008), (2, 104745004), (4, 52372502), (7, 29927144), (8, 26186251), (13, 16114616), (14, 14963572), (26, 8057308), (28, 7481786), (52, 4028654), (56, 3740893), (83, 2523976), (91, 2302088), (104, 2014327), (166, 1261988), (182, 1151044), (332, 630994), (364, 575522), (581, 360568), (664, 315497), (728, 287761), (1079, 194152), (1162, 180284), (2158, 97076), (2324, 90142), (3467, 60424), (4316, 48538), (4648, 45071), (6934, 30212), (7553, 27736), (8632, 24269), (13868, 15106)]