243980416

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{61487}}^1$

素因数の和:61532

約数の個数: 32

約数和(自身を含む): 501742080

約数和(自身を除く): 257761664

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 61487, 122974, 245948, 491896, 983792, 1906097, 1967584, 3812194, 3935168, 7624388, 7870336, 15248776, 30497552, 60995104, 121990208, 243980416]

約数ペア:

[(1, 243980416), (2, 121990208), (4, 60995104), (8, 30497552), (16, 15248776), (31, 7870336), (32, 7624388), (62, 3935168), (64, 3812194), (124, 1967584), (128, 1906097), (248, 983792), (496, 491896), (992, 245948), (1984, 122974), (3968, 61487)]