82141731

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 143952640

約数和(自身を除く): 61810909

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 163, 171, 399, 421, 489, 1141, 1197, 1263, 1467, 2947, 3097, 3423, 3789, 7999, 8841, 9291, 10269, 21679, 23997, 26523, 27873, 55993, 65037, 68623, 71991, 167979, 195111, 205869, 480361, 503937, 617607, 1303837, 1441083, 3911511, 4323249, 9126859, 11734533, 27380577, 82141731]

約数ペア:

[(1, 82141731), (3, 27380577), (7, 11734533), (9, 9126859), (19, 4323249), (21, 3911511), (57, 1441083), (63, 1303837), (133, 617607), (163, 503937), (171, 480361), (399, 205869), (421, 195111), (489, 167979), (1141, 71991), (1197, 68623), (1263, 65037), (1467, 55993), (2947, 27873), (3097, 26523), (3423, 23997), (3789, 21679), (7999, 10269), (8841, 9291)]