142718654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 235085760

約数和(自身を除く): 92367106

約数列:

[1, 2, 13, 26, 103, 137, 206, 274, 389, 778, 1339, 1781, 2678, 3562, 5057, 10114, 14111, 28222, 40067, 53293, 80134, 106586, 183443, 366886, 520871, 692809, 1041742, 1385618, 5489179, 10978358, 71359327, 142718654]

約数ペア:

[(1, 142718654), (2, 71359327), (13, 10978358), (26, 5489179), (103, 1385618), (137, 1041742), (206, 692809), (274, 520871), (389, 366886), (778, 183443), (1339, 106586), (1781, 80134), (2678, 53293), (3562, 40067), (5057, 28222), (10114, 14111)]