161858998

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2503}}^1$

素因数の和:2692

約数の個数: 32

約数和(自身を含む): 288460800

約数和(自身を除く): 126601802

約数列:

[1, 2, 7, 14, 31, 62, 149, 217, 298, 434, 1043, 2086, 2503, 4619, 5006, 9238, 17521, 32333, 35042, 64666, 77593, 155186, 372947, 543151, 745894, 1086302, 2610629, 5221258, 11561357, 23122714, 80929499, 161858998]

約数ペア:

[(1, 161858998), (2, 80929499), (7, 23122714), (14, 11561357), (31, 5221258), (62, 2610629), (149, 1086302), (217, 745894), (298, 543151), (434, 372947), (1043, 155186), (2086, 77593), (2503, 64666), (4619, 35042), (5006, 32333), (9238, 17521)]