291278388

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{2083}}^1$

素因数の和:2404

約数の個数: 48

約数和(自身を含む): 698356736

約数和(自身を除く): 407078348

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 271, 516, 542, 813, 1084, 1626, 2083, 3252, 4166, 6249, 8332, 11653, 12498, 23306, 24996, 34959, 46612, 69918, 89569, 139836, 179138, 268707, 358276, 537414, 564493, 1074828, 1128986, 1693479, 2257972, 3386958, 6773916, 24273199, 48546398, 72819597, 97092796, 145639194, 291278388]

約数ペア:

[(1, 291278388), (2, 145639194), (3, 97092796), (4, 72819597), (6, 48546398), (12, 24273199), (43, 6773916), (86, 3386958), (129, 2257972), (172, 1693479), (258, 1128986), (271, 1074828), (516, 564493), (542, 537414), (813, 358276), (1084, 268707), (1626, 179138), (2083, 139836), (3252, 89569), (4166, 69918), (6249, 46612), (8332, 34959), (11653, 24996), (12498, 23306)]