123887408

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2473}}^1$

素因数の和:2613

約数の個数: 40

約数和(自身を含む): 250329216

約数和(自身を除く): 126441808

約数列:

[1, 2, 4, 8, 16, 31, 62, 101, 124, 202, 248, 404, 496, 808, 1616, 2473, 3131, 4946, 6262, 9892, 12524, 19784, 25048, 39568, 50096, 76663, 153326, 249773, 306652, 499546, 613304, 999092, 1226608, 1998184, 3996368, 7742963, 15485926, 30971852, 61943704, 123887408]

約数ペア:

[(1, 123887408), (2, 61943704), (4, 30971852), (8, 15485926), (16, 7742963), (31, 3996368), (62, 1998184), (101, 1226608), (124, 999092), (202, 613304), (248, 499546), (404, 306652), (496, 249773), (808, 153326), (1616, 76663), (2473, 50096), (3131, 39568), (4946, 25048), (6262, 19784), (9892, 12524)]