8020974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 19160064

約数和(自身を除く): 11139090

約数列:

[1, 2, 3, 6, 13, 17, 23, 26, 34, 39, 46, 51, 69, 78, 102, 138, 221, 263, 299, 391, 442, 526, 598, 663, 782, 789, 897, 1173, 1326, 1578, 1794, 2346, 3419, 4471, 5083, 6049, 6838, 8942, 10166, 10257, 12098, 13413, 15249, 18147, 20514, 26826, 30498, 36294, 58123, 78637, 102833, 116246, 157274, 174369, 205666, 235911, 308499, 348738, 471822, 616998, 1336829, 2673658, 4010487, 8020974]

約数ペア:

[(1, 8020974), (2, 4010487), (3, 2673658), (6, 1336829), (13, 616998), (17, 471822), (23, 348738), (26, 308499), (34, 235911), (39, 205666), (46, 174369), (51, 157274), (69, 116246), (78, 102833), (102, 78637), (138, 58123), (221, 36294), (263, 30498), (299, 26826), (391, 20514), (442, 18147), (526, 15249), (598, 13413), (663, 12098), (782, 10257), (789, 10166), (897, 8942), (1173, 6838), (1326, 6049), (1578, 5083), (1794, 4471), (2346, 3419)]