30011905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{569}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 45308160

約数和(自身を除く): 15296255

約数列:

[1, 5, 7, 11, 35, 55, 77, 137, 385, 569, 685, 959, 1507, 2845, 3983, 4795, 6259, 7535, 10549, 19915, 31295, 43813, 52745, 77953, 219065, 389765, 545671, 857483, 2728355, 4287415, 6002381, 30011905]

約数ペア:

[(1, 30011905), (5, 6002381), (7, 4287415), (11, 2728355), (35, 857483), (55, 545671), (77, 389765), (137, 219065), (385, 77953), (569, 52745), (685, 43813), (959, 31295), (1507, 19915), (2845, 10549), (3983, 7535), (4795, 6259)]