31396284

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 84324240

約数和(自身を除く): 52927956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 197, 228, 233, 342, 394, 466, 591, 684, 699, 788, 932, 1182, 1398, 1773, 2097, 2364, 2796, 3546, 3743, 4194, 4427, 7092, 7486, 8388, 8854, 11229, 13281, 14972, 17708, 22458, 26562, 33687, 39843, 44916, 45901, 53124, 67374, 79686, 91802, 134748, 137703, 159372, 183604, 275406, 413109, 550812, 826218, 872119, 1652436, 1744238, 2616357, 3488476, 5232714, 7849071, 10465428, 15698142, 31396284]

約数ペア:

[(1, 31396284), (2, 15698142), (3, 10465428), (4, 7849071), (6, 5232714), (9, 3488476), (12, 2616357), (18, 1744238), (19, 1652436), (36, 872119), (38, 826218), (57, 550812), (76, 413109), (114, 275406), (171, 183604), (197, 159372), (228, 137703), (233, 134748), (342, 91802), (394, 79686), (466, 67374), (591, 53124), (684, 45901), (699, 44916), (788, 39843), (932, 33687), (1182, 26562), (1398, 22458), (1773, 17708), (2097, 14972), (2364, 13281), (2796, 11229), (3546, 8854), (3743, 8388), (4194, 7486), (4427, 7092)]