15691138281

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{618029}}^1$

素因数の和:618086

約数の個数: 48

約数和(自身を含む): 28795253760

約数和(自身を除く): 13104115479

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 91, 93, 117, 217, 273, 279, 403, 651, 819, 1209, 1953, 2821, 3627, 8463, 25389, 618029, 1854087, 4326203, 5562261, 8034377, 12978609, 19158899, 24103131, 38935827, 56240639, 57476697, 72309393, 134112293, 168721917, 172430091, 249065687, 402336879, 506165751, 747197061, 1207010637, 1743459809, 2241591183, 5230379427, 15691138281]

約数ペア:

[(1, 15691138281), (3, 5230379427), (7, 2241591183), (9, 1743459809), (13, 1207010637), (21, 747197061), (31, 506165751), (39, 402336879), (63, 249065687), (91, 172430091), (93, 168721917), (117, 134112293), (217, 72309393), (273, 57476697), (279, 56240639), (403, 38935827), (651, 24103131), (819, 19158899), (1209, 12978609), (1953, 8034377), (2821, 5562261), (3627, 4326203), (8463, 1854087), (25389, 618029)]