254055172

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{977}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 524458368

約数和(自身を除く): 270403196

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 251, 259, 502, 518, 977, 1004, 1036, 1757, 1954, 3514, 3908, 6839, 7028, 9287, 13678, 18574, 27356, 36149, 37148, 65009, 72298, 130018, 144596, 245227, 253043, 260036, 490454, 506086, 980908, 1012172, 1716589, 3433178, 6866356, 9073399, 18146798, 36293596, 63513793, 127027586, 254055172]

約数ペア:

[(1, 254055172), (2, 127027586), (4, 63513793), (7, 36293596), (14, 18146798), (28, 9073399), (37, 6866356), (74, 3433178), (148, 1716589), (251, 1012172), (259, 980908), (502, 506086), (518, 490454), (977, 260036), (1004, 253043), (1036, 245227), (1757, 144596), (1954, 130018), (3514, 72298), (3908, 65009), (6839, 37148), (7028, 36149), (9287, 27356), (13678, 18574)]