398307584

素因数分解:

$2^8\times {\mathrm{59}}^1\times {\mathrm{26371}}^1$

素因数の和:26446

約数の個数: 36

約数和(自身を含む): 808565520

約数和(自身を除く): 410257936

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 236, 256, 472, 944, 1888, 3776, 7552, 15104, 26371, 52742, 105484, 210968, 421936, 843872, 1555889, 1687744, 3111778, 3375488, 6223556, 6750976, 12447112, 24894224, 49788448, 99576896, 199153792, 398307584]

約数ペア:

[(1, 398307584), (2, 199153792), (4, 99576896), (8, 49788448), (16, 24894224), (32, 12447112), (59, 6750976), (64, 6223556), (118, 3375488), (128, 3111778), (236, 1687744), (256, 1555889), (472, 843872), (944, 421936), (1888, 210968), (3776, 105484), (7552, 52742), (15104, 26371)]