247431376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{3167}}^1$

素因数の和:3451

約数の個数: 40

約数和(自身を含む): 506753280

約数和(自身を除く): 259321904

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 257, 304, 514, 1028, 2056, 3167, 4112, 4883, 6334, 9766, 12668, 19532, 25336, 39064, 50672, 60173, 78128, 120346, 240692, 481384, 813919, 962768, 1627838, 3255676, 6511352, 13022704, 15464461, 30928922, 61857844, 123715688, 247431376]

約数ペア:

[(1, 247431376), (2, 123715688), (4, 61857844), (8, 30928922), (16, 15464461), (19, 13022704), (38, 6511352), (76, 3255676), (152, 1627838), (257, 962768), (304, 813919), (514, 481384), (1028, 240692), (2056, 120346), (3167, 78128), (4112, 60173), (4883, 50672), (6334, 39064), (9766, 25336), (12668, 19532)]