721147212

素因数分解:

$2^2\times 3^6\times {\mathrm{223}}^1\times {\mathrm{1109}}^1$

素因数の和:1354

約数の個数: 84

約数和(自身を含む): 1902344640

約数和(自身を除く): 1181197428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 223, 243, 324, 446, 486, 669, 729, 892, 972, 1109, 1338, 1458, 2007, 2218, 2676, 2916, 3327, 4014, 4436, 6021, 6654, 8028, 9981, 12042, 13308, 18063, 19962, 24084, 29943, 36126, 39924, 54189, 59886, 72252, 89829, 108378, 119772, 162567, 179658, 216756, 247307, 269487, 325134, 359316, 494614, 538974, 650268, 741921, 808461, 989228, 1077948, 1483842, 1616922, 2225763, 2967684, 3233844, 4451526, 6677289, 8903052, 13354578, 20031867, 26709156, 40063734, 60095601, 80127468, 120191202, 180286803, 240382404, 360573606, 721147212]

約数ペア:

[(1, 721147212), (2, 360573606), (3, 240382404), (4, 180286803), (6, 120191202), (9, 80127468), (12, 60095601), (18, 40063734), (27, 26709156), (36, 20031867), (54, 13354578), (81, 8903052), (108, 6677289), (162, 4451526), (223, 3233844), (243, 2967684), (324, 2225763), (446, 1616922), (486, 1483842), (669, 1077948), (729, 989228), (892, 808461), (972, 741921), (1109, 650268), (1338, 538974), (1458, 494614), (2007, 359316), (2218, 325134), (2676, 269487), (2916, 247307), (3327, 216756), (4014, 179658), (4436, 162567), (6021, 119772), (6654, 108378), (8028, 89829), (9981, 72252), (12042, 59886), (13308, 54189), (18063, 39924), (19962, 36126), (24084, 29943)]