198934288

素因数分解:

$2^4\times 7^1\times {\mathrm{421}}^1\times {\mathrm{4219}}^1$

素因数の和:4655

約数の個数: 40

約数和(自身を含む): 441648320

約数和(自身を除く): 242714032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 421, 842, 1684, 2947, 3368, 4219, 5894, 6736, 8438, 11788, 16876, 23576, 29533, 33752, 47152, 59066, 67504, 118132, 236264, 472528, 1776199, 3552398, 7104796, 12433393, 14209592, 24866786, 28419184, 49733572, 99467144, 198934288]

約数ペア:

[(1, 198934288), (2, 99467144), (4, 49733572), (7, 28419184), (8, 24866786), (14, 14209592), (16, 12433393), (28, 7104796), (56, 3552398), (112, 1776199), (421, 472528), (842, 236264), (1684, 118132), (2947, 67504), (3368, 59066), (4219, 47152), (5894, 33752), (6736, 29533), (8438, 23576), (11788, 16876)]