42391755

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 91534080

約数和(自身を除く): 49142325

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 81, 95, 105, 133, 135, 171, 189, 285, 315, 399, 405, 513, 567, 665, 787, 855, 945, 1197, 1539, 1995, 2361, 2565, 2835, 3591, 3935, 5509, 5985, 7083, 7695, 10773, 11805, 14953, 16527, 17955, 21249, 27545, 35415, 44859, 49581, 53865, 63747, 74765, 82635, 104671, 106245, 134577, 148743, 224295, 247905, 314013, 318735, 403731, 446229, 523355, 672885, 743715, 942039, 1211193, 1570065, 2018655, 2231145, 2826117, 4710195, 6055965, 8478351, 14130585, 42391755]

約数ペア:

[(1, 42391755), (3, 14130585), (5, 8478351), (7, 6055965), (9, 4710195), (15, 2826117), (19, 2231145), (21, 2018655), (27, 1570065), (35, 1211193), (45, 942039), (57, 743715), (63, 672885), (81, 523355), (95, 446229), (105, 403731), (133, 318735), (135, 314013), (171, 247905), (189, 224295), (285, 148743), (315, 134577), (399, 106245), (405, 104671), (513, 82635), (567, 74765), (665, 63747), (787, 53865), (855, 49581), (945, 44859), (1197, 35415), (1539, 27545), (1995, 21249), (2361, 17955), (2565, 16527), (2835, 14953), (3591, 11805), (3935, 10773), (5509, 7695), (5985, 7083)]