128702920671

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1\times {\mathrm{8713}}^1$

素因数の和:9584

約数の個数: 48

約数和(自身を含む): 201580334592

約数和(自身を除く): 72877413921

約数列:

[1, 3, 9, 13, 39, 117, 191, 573, 661, 1719, 1983, 2483, 5949, 7449, 8593, 8713, 22347, 25779, 26139, 77337, 78417, 113269, 126251, 339807, 378753, 1019421, 1136259, 1641263, 1664183, 4923789, 4992549, 5759293, 14771367, 14977647, 17277879, 21634379, 51833637, 64903137, 74870809, 194709411, 224612427, 673837281, 1100024963, 3300074889, 9900224667, 14300324519, 42900973557, 128702920671]

約数ペア:

[(1, 128702920671), (3, 42900973557), (9, 14300324519), (13, 9900224667), (39, 3300074889), (117, 1100024963), (191, 673837281), (573, 224612427), (661, 194709411), (1719, 74870809), (1983, 64903137), (2483, 51833637), (5949, 21634379), (7449, 17277879), (8593, 14977647), (8713, 14771367), (22347, 5759293), (25779, 4992549), (26139, 4923789), (77337, 1664183), (78417, 1641263), (113269, 1136259), (126251, 1019421), (339807, 378753)]