248453716

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 528493056

約数和(自身を除く): 280039340

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 103, 124, 196, 206, 217, 397, 412, 434, 721, 794, 868, 1442, 1519, 1588, 2779, 2884, 3038, 3193, 5047, 5558, 6076, 6386, 10094, 11116, 12307, 12772, 19453, 20188, 22351, 24614, 38906, 40891, 44702, 49228, 77812, 81782, 86149, 89404, 156457, 163564, 172298, 286237, 312914, 344596, 572474, 603043, 625828, 1144948, 1206086, 1267621, 2003659, 2412172, 2535242, 4007318, 5070484, 8014636, 8873347, 17746694, 35493388, 62113429, 124226858, 248453716]

約数ペア:

[(1, 248453716), (2, 124226858), (4, 62113429), (7, 35493388), (14, 17746694), (28, 8873347), (31, 8014636), (49, 5070484), (62, 4007318), (98, 2535242), (103, 2412172), (124, 2003659), (196, 1267621), (206, 1206086), (217, 1144948), (397, 625828), (412, 603043), (434, 572474), (721, 344596), (794, 312914), (868, 286237), (1442, 172298), (1519, 163564), (1588, 156457), (2779, 89404), (2884, 86149), (3038, 81782), (3193, 77812), (5047, 49228), (5558, 44702), (6076, 40891), (6386, 38906), (10094, 24614), (11116, 22351), (12307, 20188), (12772, 19453)]