40478157

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 62530560

約数和(自身を除く): 22052403

約数列:

[1, 3, 9, 27, 31, 93, 137, 279, 353, 411, 837, 1059, 1233, 3177, 3699, 4247, 9531, 10943, 12741, 32829, 38223, 48361, 98487, 114669, 145083, 295461, 435249, 1305747, 1499191, 4497573, 13492719, 40478157]

約数ペア:

[(1, 40478157), (3, 13492719), (9, 4497573), (27, 1499191), (31, 1305747), (93, 435249), (137, 295461), (279, 145083), (353, 114669), (411, 98487), (837, 48361), (1059, 38223), (1233, 32829), (3177, 12741), (3699, 10943), (4247, 9531)]