40897458

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:632

約数の個数: 72

約数和(自身を含む): 104436540

約数和(自身を除く): 63539082

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 89, 98, 126, 147, 178, 267, 294, 441, 521, 534, 623, 801, 882, 1042, 1246, 1563, 1602, 1869, 3126, 3647, 3738, 4361, 4689, 5607, 7294, 8722, 9378, 10941, 11214, 13083, 21882, 25529, 26166, 32823, 39249, 46369, 51058, 65646, 76587, 78498, 92738, 139107, 153174, 229761, 278214, 324583, 417321, 459522, 649166, 834642, 973749, 1947498, 2272081, 2921247, 4544162, 5842494, 6816243, 13632486, 20448729, 40897458]

約数ペア:

[(1, 40897458), (2, 20448729), (3, 13632486), (6, 6816243), (7, 5842494), (9, 4544162), (14, 2921247), (18, 2272081), (21, 1947498), (42, 973749), (49, 834642), (63, 649166), (89, 459522), (98, 417321), (126, 324583), (147, 278214), (178, 229761), (267, 153174), (294, 139107), (441, 92738), (521, 78498), (534, 76587), (623, 65646), (801, 51058), (882, 46369), (1042, 39249), (1246, 32823), (1563, 26166), (1602, 25529), (1869, 21882), (3126, 13083), (3647, 11214), (3738, 10941), (4361, 9378), (4689, 8722), (5607, 7294)]