251944316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2141}}^1$

素因数の和:2262

約数の個数: 48

約数和(自身を含む): 497081088

約数和(自身を除く): 245136772

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 73, 124, 146, 292, 403, 806, 949, 1612, 1898, 2141, 2263, 3796, 4282, 4526, 8564, 9052, 27833, 29419, 55666, 58838, 66371, 111332, 117676, 132742, 156293, 265484, 312586, 625172, 862823, 1725646, 2031809, 3451292, 4063618, 4845083, 8127236, 9690166, 19380332, 62986079, 125972158, 251944316]

約数ペア:

[(1, 251944316), (2, 125972158), (4, 62986079), (13, 19380332), (26, 9690166), (31, 8127236), (52, 4845083), (62, 4063618), (73, 3451292), (124, 2031809), (146, 1725646), (292, 862823), (403, 625172), (806, 312586), (949, 265484), (1612, 156293), (1898, 132742), (2141, 117676), (2263, 111332), (3796, 66371), (4282, 58838), (4526, 55666), (8564, 29419), (9052, 27833)]