18174345

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 34364160

約数和(自身を除く): 16189815

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 79, 105, 147, 237, 245, 313, 395, 553, 735, 939, 1185, 1565, 1659, 2191, 2765, 3871, 4695, 6573, 8295, 10955, 11613, 15337, 19355, 24727, 32865, 46011, 58065, 74181, 76685, 123635, 173089, 230055, 370905, 519267, 865445, 1211623, 2596335, 3634869, 6058115, 18174345]

約数ペア:

[(1, 18174345), (3, 6058115), (5, 3634869), (7, 2596335), (15, 1211623), (21, 865445), (35, 519267), (49, 370905), (79, 230055), (105, 173089), (147, 123635), (237, 76685), (245, 74181), (313, 58065), (395, 46011), (553, 32865), (735, 24727), (939, 19355), (1185, 15337), (1565, 11613), (1659, 10955), (2191, 8295), (2765, 6573), (3871, 4695)]