221900672

素因数分解:

$2^7\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1091}}^1$

素因数の和:1339

約数の個数: 64

約数和(自身を含む): 507911040

約数和(自身を除く): 286010368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 227, 448, 454, 896, 908, 1091, 1589, 1816, 2182, 3178, 3632, 4364, 6356, 7264, 7637, 8728, 12712, 14528, 15274, 17456, 25424, 29056, 30548, 34912, 50848, 61096, 69824, 101696, 122192, 139648, 203392, 244384, 247657, 488768, 495314, 977536, 990628, 1733599, 1981256, 3467198, 3962512, 6934396, 7925024, 13868792, 15850048, 27737584, 31700096, 55475168, 110950336, 221900672]

約数ペア:

[(1, 221900672), (2, 110950336), (4, 55475168), (7, 31700096), (8, 27737584), (14, 15850048), (16, 13868792), (28, 7925024), (32, 6934396), (56, 3962512), (64, 3467198), (112, 1981256), (128, 1733599), (224, 990628), (227, 977536), (448, 495314), (454, 488768), (896, 247657), (908, 244384), (1091, 203392), (1589, 139648), (1816, 122192), (2182, 101696), (3178, 69824), (3632, 61096), (4364, 50848), (6356, 34912), (7264, 30548), (7637, 29056), (8728, 25424), (12712, 17456), (14528, 15274)]