221333346

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1499}}^1$

素因数の和:2151

約数の個数: 48

約数和(自身を含む): 517608000

約数和(自身を除く): 296274654

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 631, 1262, 1499, 1893, 2998, 3786, 4497, 5679, 8203, 8994, 11358, 13491, 16406, 19487, 24609, 26982, 38974, 49218, 58461, 73827, 116922, 147654, 175383, 350766, 945869, 1891738, 2837607, 5675214, 8512821, 12296297, 17025642, 24592594, 36888891, 73777782, 110666673, 221333346]

約数ペア:

[(1, 221333346), (2, 110666673), (3, 73777782), (6, 36888891), (9, 24592594), (13, 17025642), (18, 12296297), (26, 8512821), (39, 5675214), (78, 2837607), (117, 1891738), (234, 945869), (631, 350766), (1262, 175383), (1499, 147654), (1893, 116922), (2998, 73827), (3786, 58461), (4497, 49218), (5679, 38974), (8203, 26982), (8994, 24609), (11358, 19487), (13491, 16406)]