40684995

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4091}}^1$

素因数の和:4132

約数の個数: 48

約数和(自身を含む): 80432352

約数和(自身を除く): 39747357

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 4091, 9945, 12273, 20455, 36819, 53183, 61365, 69547, 159549, 184095, 208641, 265915, 347735, 478647, 625923, 797745, 904111, 1043205, 2393235, 2712333, 3129615, 4520555, 8136999, 13561665, 40684995]

約数ペア:

[(1, 40684995), (3, 13561665), (5, 8136999), (9, 4520555), (13, 3129615), (15, 2712333), (17, 2393235), (39, 1043205), (45, 904111), (51, 797745), (65, 625923), (85, 478647), (117, 347735), (153, 265915), (195, 208641), (221, 184095), (255, 159549), (585, 69547), (663, 61365), (765, 53183), (1105, 36819), (1989, 20455), (3315, 12273), (4091, 9945)]