1313458916

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2549}}^1$

素因数の和:2817

約数の個数: 72

約数和(自身を含む): 2930256000

約数和(自身を除く): 1616797084

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 239, 308, 478, 539, 956, 1078, 1673, 2156, 2549, 2629, 3346, 5098, 5258, 6692, 10196, 10516, 11711, 17843, 18403, 23422, 28039, 35686, 36806, 46844, 56078, 71372, 73612, 112156, 124901, 128821, 196273, 249802, 257642, 392546, 499604, 515284, 609211, 785092, 1218422, 1373911, 2436844, 2747822, 4264477, 5495644, 6701321, 8528954, 13402642, 17057908, 26805284, 29851339, 46909247, 59702678, 93818494, 119405356, 187636988, 328364729, 656729458, 1313458916]

約数ペア:

[(1, 1313458916), (2, 656729458), (4, 328364729), (7, 187636988), (11, 119405356), (14, 93818494), (22, 59702678), (28, 46909247), (44, 29851339), (49, 26805284), (77, 17057908), (98, 13402642), (154, 8528954), (196, 6701321), (239, 5495644), (308, 4264477), (478, 2747822), (539, 2436844), (956, 1373911), (1078, 1218422), (1673, 785092), (2156, 609211), (2549, 515284), (2629, 499604), (3346, 392546), (5098, 257642), (5258, 249802), (6692, 196273), (10196, 128821), (10516, 124901), (11711, 112156), (17843, 73612), (18403, 71372), (23422, 56078), (28039, 46844), (35686, 36806)]