2011968621

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{4111}}^1$

素因数の和:4266

約数の個数: 48

約数和(自身を含む): 3233018880

約数和(自身を除く): 1221050259

約数列:

[1, 3, 9, 13, 39, 47, 89, 117, 141, 267, 423, 611, 801, 1157, 1833, 3471, 4111, 4183, 5499, 10413, 12333, 12549, 36999, 37647, 53443, 54379, 160329, 163137, 193217, 365879, 480987, 489411, 579651, 1097637, 1738953, 2511821, 3292911, 4756427, 7535463, 14269281, 17196313, 22606389, 42807843, 51588939, 154766817, 223552069, 670656207, 2011968621]

約数ペア:

[(1, 2011968621), (3, 670656207), (9, 223552069), (13, 154766817), (39, 51588939), (47, 42807843), (89, 22606389), (117, 17196313), (141, 14269281), (267, 7535463), (423, 4756427), (611, 3292911), (801, 2511821), (1157, 1738953), (1833, 1097637), (3471, 579651), (4111, 489411), (4183, 480987), (5499, 365879), (10413, 193217), (12333, 163137), (12549, 160329), (36999, 54379), (37647, 53443)]