398040832

素因数分解:

$2^8\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1471}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 914665472

約数和(自身を除く): 516624640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 151, 224, 256, 302, 448, 604, 896, 1057, 1208, 1471, 1792, 2114, 2416, 2942, 4228, 4832, 5884, 8456, 9664, 10297, 11768, 16912, 19328, 20594, 23536, 33824, 38656, 41188, 47072, 67648, 82376, 94144, 135296, 164752, 188288, 222121, 270592, 329504, 376576, 444242, 659008, 888484, 1318016, 1554847, 1776968, 2636032, 3109694, 3553936, 6219388, 7107872, 12438776, 14215744, 24877552, 28431488, 49755104, 56862976, 99510208, 199020416, 398040832]

約数ペア:

[(1, 398040832), (2, 199020416), (4, 99510208), (7, 56862976), (8, 49755104), (14, 28431488), (16, 24877552), (28, 14215744), (32, 12438776), (56, 7107872), (64, 6219388), (112, 3553936), (128, 3109694), (151, 2636032), (224, 1776968), (256, 1554847), (302, 1318016), (448, 888484), (604, 659008), (896, 444242), (1057, 376576), (1208, 329504), (1471, 270592), (1792, 222121), (2114, 188288), (2416, 164752), (2942, 135296), (4228, 94144), (4832, 82376), (5884, 67648), (8456, 47072), (9664, 41188), (10297, 38656), (11768, 33824), (16912, 23536), (19328, 20594)]