165728668

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{617}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 340127424

約数和(自身を除く): 174398756

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 181, 212, 362, 371, 617, 724, 742, 1234, 1267, 1484, 2468, 2534, 4319, 5068, 8638, 9593, 17276, 19186, 32701, 38372, 65402, 67151, 111677, 130804, 134302, 223354, 228907, 268604, 446708, 457814, 781739, 915628, 1563478, 3126956, 5918881, 11837762, 23675524, 41432167, 82864334, 165728668]

約数ペア:

[(1, 165728668), (2, 82864334), (4, 41432167), (7, 23675524), (14, 11837762), (28, 5918881), (53, 3126956), (106, 1563478), (181, 915628), (212, 781739), (362, 457814), (371, 446708), (617, 268604), (724, 228907), (742, 223354), (1234, 134302), (1267, 130804), (1484, 111677), (2468, 67151), (2534, 65402), (4319, 38372), (5068, 32701), (8638, 19186), (9593, 17276)]