31038254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 52421376

約数和(自身を除く): 21383122

約数列:

[1, 2, 13, 26, 31, 62, 97, 194, 397, 403, 794, 806, 1261, 2522, 3007, 5161, 6014, 10322, 12307, 24614, 38509, 39091, 77018, 78182, 159991, 319982, 500617, 1001234, 1193779, 2387558, 15519127, 31038254]

約数ペア:

[(1, 31038254), (2, 15519127), (13, 2387558), (26, 1193779), (31, 1001234), (62, 500617), (97, 319982), (194, 159991), (397, 78182), (403, 77018), (794, 39091), (806, 38509), (1261, 24614), (2522, 12307), (3007, 10322), (5161, 6014)]