138857894791

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1\times {\mathrm{521}}^1$

素因数の和:1096

約数の個数: 64

約数和(自身を含む): 177841474560

約数和(自身を除く): 38983579769

約数列:

[1, 7, 11, 61, 77, 179, 317, 427, 521, 671, 1253, 1969, 2219, 3487, 3647, 4697, 5731, 10919, 13783, 19337, 24409, 31781, 40117, 56743, 76433, 93259, 120109, 135359, 165157, 212707, 222467, 349591, 397201, 624173, 652813, 840763, 1025849, 1156099, 1488949, 1816727, 2447137, 3461323, 4369211, 5688799, 7180943, 10074577, 12717089, 24229261, 29563103, 38074553, 39821593, 62576789, 70522039, 110820347, 206941721, 266521871, 325194133, 438037523, 775742429, 1803349283, 2276358931, 12623444981, 19836842113, 138857894791]

約数ペア:

[(1, 138857894791), (7, 19836842113), (11, 12623444981), (61, 2276358931), (77, 1803349283), (179, 775742429), (317, 438037523), (427, 325194133), (521, 266521871), (671, 206941721), (1253, 110820347), (1969, 70522039), (2219, 62576789), (3487, 39821593), (3647, 38074553), (4697, 29563103), (5731, 24229261), (10919, 12717089), (13783, 10074577), (19337, 7180943), (24409, 5688799), (31781, 4369211), (40117, 3461323), (56743, 2447137), (76433, 1816727), (93259, 1488949), (120109, 1156099), (135359, 1025849), (165157, 840763), (212707, 652813), (222467, 624173), (349591, 397201)]