38878665

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 74342400

約数和(自身を除く): 35463735

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 79, 105, 109, 129, 215, 237, 301, 327, 395, 545, 553, 645, 763, 903, 1185, 1505, 1635, 1659, 2289, 2765, 3397, 3815, 4515, 4687, 8295, 8611, 10191, 11445, 14061, 16985, 23435, 23779, 25833, 32809, 43055, 50955, 60277, 70305, 71337, 98427, 118895, 129165, 164045, 180831, 301385, 356685, 370273, 492135, 904155, 1110819, 1851365, 2591911, 5554095, 7775733, 12959555, 38878665]

約数ペア:

[(1, 38878665), (3, 12959555), (5, 7775733), (7, 5554095), (15, 2591911), (21, 1851365), (35, 1110819), (43, 904155), (79, 492135), (105, 370273), (109, 356685), (129, 301385), (215, 180831), (237, 164045), (301, 129165), (327, 118895), (395, 98427), (545, 71337), (553, 70305), (645, 60277), (763, 50955), (903, 43055), (1185, 32809), (1505, 25833), (1635, 23779), (1659, 23435), (2289, 16985), (2765, 14061), (3397, 11445), (3815, 10191), (4515, 8611), (4687, 8295)]