140543956

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{23131}}^1$

素因数の和:23180

約数の個数: 36

約数和(自身を含む): 295349376

約数和(自身を除く): 154805420

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 6076, 23131, 46262, 92524, 161917, 323834, 647668, 717061, 1133419, 1434122, 2266838, 2868244, 4533676, 5019427, 10038854, 20077708, 35135989, 70271978, 140543956]

約数ペア:

[(1, 140543956), (2, 70271978), (4, 35135989), (7, 20077708), (14, 10038854), (28, 5019427), (31, 4533676), (49, 2868244), (62, 2266838), (98, 1434122), (124, 1133419), (196, 717061), (217, 647668), (434, 323834), (868, 161917), (1519, 92524), (3038, 46262), (6076, 23131)]