51812145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:835

約数の個数: 96

約数和(自身を含む): 118010880

約数和(自身を除く): 66198735

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 33, 35, 45, 55, 57, 63, 77, 95, 99, 105, 133, 165, 171, 209, 231, 285, 315, 385, 399, 495, 627, 665, 693, 787, 855, 1045, 1155, 1197, 1463, 1881, 1995, 2361, 3135, 3465, 3935, 4389, 5509, 5985, 7083, 7315, 8657, 9405, 11805, 13167, 14953, 16527, 21945, 25971, 27545, 35415, 43285, 44859, 49581, 60599, 65835, 74765, 77913, 82635, 104671, 129855, 134577, 164483, 181797, 224295, 247905, 302995, 314013, 389565, 493449, 523355, 545391, 672885, 822415, 908985, 942039, 1151381, 1480347, 1570065, 2467245, 2726955, 3454143, 4710195, 5756905, 7401735, 10362429, 17270715, 51812145]

約数ペア:

[(1, 51812145), (3, 17270715), (5, 10362429), (7, 7401735), (9, 5756905), (11, 4710195), (15, 3454143), (19, 2726955), (21, 2467245), (33, 1570065), (35, 1480347), (45, 1151381), (55, 942039), (57, 908985), (63, 822415), (77, 672885), (95, 545391), (99, 523355), (105, 493449), (133, 389565), (165, 314013), (171, 302995), (209, 247905), (231, 224295), (285, 181797), (315, 164483), (385, 134577), (399, 129855), (495, 104671), (627, 82635), (665, 77913), (693, 74765), (787, 65835), (855, 60599), (1045, 49581), (1155, 44859), (1197, 43285), (1463, 35415), (1881, 27545), (1995, 25971), (2361, 21945), (3135, 16527), (3465, 14953), (3935, 13167), (4389, 11805), (5509, 9405), (5985, 8657), (7083, 7315)]