128523356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2621}}^1$

素因数の和:2702

約数の個数: 48

約数和(自身を含む): 259011648

約数和(自身を除く): 130488292

約数列:

[1, 2, 4, 13, 23, 26, 41, 46, 52, 82, 92, 164, 299, 533, 598, 943, 1066, 1196, 1886, 2132, 2621, 3772, 5242, 10484, 12259, 24518, 34073, 49036, 60283, 68146, 107461, 120566, 136292, 214922, 241132, 429844, 783679, 1396993, 1567358, 2471603, 2793986, 3134716, 4943206, 5587972, 9886412, 32130839, 64261678, 128523356]

約数ペア:

[(1, 128523356), (2, 64261678), (4, 32130839), (13, 9886412), (23, 5587972), (26, 4943206), (41, 3134716), (46, 2793986), (52, 2471603), (82, 1567358), (92, 1396993), (164, 783679), (299, 429844), (533, 241132), (598, 214922), (943, 136292), (1066, 120566), (1196, 107461), (1886, 68146), (2132, 60283), (2621, 49036), (3772, 34073), (5242, 24518), (10484, 12259)]