81154008

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28901}}^1$

素因数の和:28929

約数の個数: 64

約数和(自身を含む): 242776800

約数和(自身を除く): 161622792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 28901, 57802, 86703, 115604, 173406, 231208, 260109, 346812, 375713, 520218, 693624, 751426, 780327, 1040436, 1127139, 1502852, 1560654, 2080872, 2254278, 3005704, 3121308, 3381417, 4508556, 6242616, 6762834, 9017112, 10144251, 13525668, 20288502, 27051336, 40577004, 81154008]

約数ペア:

[(1, 81154008), (2, 40577004), (3, 27051336), (4, 20288502), (6, 13525668), (8, 10144251), (9, 9017112), (12, 6762834), (13, 6242616), (18, 4508556), (24, 3381417), (26, 3121308), (27, 3005704), (36, 2254278), (39, 2080872), (52, 1560654), (54, 1502852), (72, 1127139), (78, 1040436), (104, 780327), (108, 751426), (117, 693624), (156, 520218), (216, 375713), (234, 346812), (312, 260109), (351, 231208), (468, 173406), (702, 115604), (936, 86703), (1404, 57802), (2808, 28901)]