388341772

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{577}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 857816736

約数和(自身を除く): 469474964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 577, 602, 1118, 1154, 1204, 1849, 2236, 2308, 3698, 3913, 4039, 7396, 7501, 7826, 8078, 12943, 15002, 15652, 16156, 24037, 24811, 25886, 30004, 48074, 49622, 51772, 52507, 96148, 99244, 105014, 168259, 173677, 210028, 322543, 336518, 347354, 645086, 673036, 694708, 1066873, 1290172, 2133746, 2257801, 4267492, 4515602, 7468111, 9031204, 13869349, 14936222, 27738698, 29872444, 55477396, 97085443, 194170886, 388341772]

約数ペア:

[(1, 388341772), (2, 194170886), (4, 97085443), (7, 55477396), (13, 29872444), (14, 27738698), (26, 14936222), (28, 13869349), (43, 9031204), (52, 7468111), (86, 4515602), (91, 4267492), (172, 2257801), (182, 2133746), (301, 1290172), (364, 1066873), (559, 694708), (577, 673036), (602, 645086), (1118, 347354), (1154, 336518), (1204, 322543), (1849, 210028), (2236, 173677), (2308, 168259), (3698, 105014), (3913, 99244), (4039, 96148), (7396, 52507), (7501, 51772), (7826, 49622), (8078, 48074), (12943, 30004), (15002, 25886), (15652, 24811), (16156, 24037)]