394984516

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 735508480

約数和(自身を除く): 340523964

約数列:

[1, 2, 4, 31, 61, 62, 79, 122, 124, 158, 244, 316, 661, 1322, 1891, 2449, 2644, 3782, 4819, 4898, 7564, 9638, 9796, 19276, 20491, 40321, 40982, 52219, 80642, 81964, 104438, 149389, 161284, 208876, 298778, 597556, 1249951, 1618789, 2499902, 3185359, 3237578, 4999804, 6370718, 6475156, 12741436, 98746129, 197492258, 394984516]

約数ペア:

[(1, 394984516), (2, 197492258), (4, 98746129), (31, 12741436), (61, 6475156), (62, 6370718), (79, 4999804), (122, 3237578), (124, 3185359), (158, 2499902), (244, 1618789), (316, 1249951), (661, 597556), (1322, 298778), (1891, 208876), (2449, 161284), (2644, 149389), (3782, 104438), (4819, 81964), (4898, 80642), (7564, 52219), (9638, 40982), (9796, 40321), (19276, 20491)]