31673943

素因数分解:

$3^3\times 7^2\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 55404000

約数和(自身を除く): 23730057

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 89, 147, 189, 267, 269, 441, 623, 801, 807, 1323, 1869, 1883, 2403, 2421, 4361, 5607, 5649, 7263, 13083, 13181, 16821, 16947, 23941, 39249, 39543, 50841, 71823, 117747, 118629, 167587, 215469, 355887, 502761, 646407, 1173109, 1508283, 3519327, 4524849, 10557981, 31673943]

約数ペア:

[(1, 31673943), (3, 10557981), (7, 4524849), (9, 3519327), (21, 1508283), (27, 1173109), (49, 646407), (63, 502761), (89, 355887), (147, 215469), (189, 167587), (267, 118629), (269, 117747), (441, 71823), (623, 50841), (801, 39543), (807, 39249), (1323, 23941), (1869, 16947), (1883, 16821), (2403, 13181), (2421, 13083), (4361, 7263), (5607, 5649)]