163205497

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 218194560

約数和(自身を除く): 54989063

約数列:

[1, 7, 13, 19, 53, 91, 133, 137, 169, 247, 371, 689, 959, 1007, 1183, 1729, 1781, 2603, 3211, 4823, 7049, 7261, 8957, 12467, 13091, 18221, 22477, 23153, 33839, 50827, 62699, 91637, 94393, 137959, 162071, 170183, 236873, 439907, 660751, 965713, 1191281, 1227109, 1793467, 3079349, 8589763, 12554269, 23315071, 163205497]

約数ペア:

[(1, 163205497), (7, 23315071), (13, 12554269), (19, 8589763), (53, 3079349), (91, 1793467), (133, 1227109), (137, 1191281), (169, 965713), (247, 660751), (371, 439907), (689, 236873), (959, 170183), (1007, 162071), (1183, 137959), (1729, 94393), (1781, 91637), (2603, 62699), (3211, 50827), (4823, 33839), (7049, 23153), (7261, 22477), (8957, 18221), (12467, 13091)]