313957917

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127781}}^1$

素因数の和:127810

約数の個数: 32

約数和(自身を含む): 572463360

約数和(自身を除く): 258505443

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 127781, 383343, 894467, 1150029, 1661153, 2683401, 3450087, 4983459, 8050203, 11628071, 14950377, 24150609, 34884213, 44851131, 104652639, 313957917]

約数ペア:

[(1, 313957917), (3, 104652639), (7, 44851131), (9, 34884213), (13, 24150609), (21, 14950377), (27, 11628071), (39, 8050203), (63, 4983459), (91, 3450087), (117, 2683401), (189, 1661153), (273, 1150029), (351, 894467), (819, 383343), (2457, 127781)]