243345826

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{8699}}^1$

素因数の和:8969

約数の個数: 16

約数和(自身を含む): 372081600

約数和(自身を除く): 128735774

約数列:

[1, 2, 71, 142, 197, 394, 8699, 13987, 17398, 27974, 617629, 1235258, 1713703, 3427406, 121672913, 243345826]

約数ペア:

[(1, 243345826), (2, 121672913), (71, 3427406), (142, 1713703), (197, 1235258), (394, 617629), (8699, 27974), (13987, 17398)]