208871552

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{52639}}^1$

素因数の和:52684

約数の個数: 32

約数和(自身を含む): 429542400

約数和(自身を除く): 220670848

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 52639, 105278, 210556, 421112, 842224, 1631809, 1684448, 3263618, 3368896, 6527236, 6737792, 13054472, 26108944, 52217888, 104435776, 208871552]

約数ペア:

[(1, 208871552), (2, 104435776), (4, 52217888), (8, 26108944), (16, 13054472), (31, 6737792), (32, 6527236), (62, 3368896), (64, 3263618), (124, 1684448), (128, 1631809), (248, 842224), (496, 421112), (992, 210556), (1984, 105278), (3968, 52639)]