154366639

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 192208896

約数和(自身を除く): 37842257

約数列:

[1, 7, 23, 31, 157, 161, 197, 217, 713, 1099, 1379, 3611, 4531, 4867, 4991, 6107, 25277, 30929, 31717, 34069, 42749, 111941, 140461, 216503, 711367, 783587, 958799, 983227, 4979569, 6711593, 22052377, 154366639]

約数ペア:

[(1, 154366639), (7, 22052377), (23, 6711593), (31, 4979569), (157, 983227), (161, 958799), (197, 783587), (217, 711367), (713, 216503), (1099, 140461), (1379, 111941), (3611, 42749), (4531, 34069), (4867, 31717), (4991, 30929), (6107, 25277)]