398903344

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 901688320

約数和(自身を除く): 502784976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 151, 206, 229, 302, 412, 458, 604, 721, 824, 916, 1057, 1208, 1442, 1603, 1648, 1832, 2114, 2416, 2884, 3206, 3664, 4228, 5768, 6412, 8456, 11536, 12824, 15553, 16912, 23587, 25648, 31106, 34579, 47174, 62212, 69158, 94348, 108871, 124424, 138316, 165109, 188696, 217742, 242053, 248848, 276632, 330218, 377392, 435484, 484106, 553264, 660436, 870968, 968212, 1320872, 1741936, 1936424, 2641744, 3561637, 3872848, 7123274, 14246548, 24931459, 28493096, 49862918, 56986192, 99725836, 199451672, 398903344]

約数ペア:

[(1, 398903344), (2, 199451672), (4, 99725836), (7, 56986192), (8, 49862918), (14, 28493096), (16, 24931459), (28, 14246548), (56, 7123274), (103, 3872848), (112, 3561637), (151, 2641744), (206, 1936424), (229, 1741936), (302, 1320872), (412, 968212), (458, 870968), (604, 660436), (721, 553264), (824, 484106), (916, 435484), (1057, 377392), (1208, 330218), (1442, 276632), (1603, 248848), (1648, 242053), (1832, 217742), (2114, 188696), (2416, 165109), (2884, 138316), (3206, 124424), (3664, 108871), (4228, 94348), (5768, 69158), (6412, 62212), (8456, 47174), (11536, 34579), (12824, 31106), (15553, 25648), (16912, 23587)]