28802708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 58544640

約数和(自身を除く): 29741932

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 131, 209, 262, 263, 418, 524, 526, 836, 1052, 1441, 2489, 2882, 2893, 4978, 4997, 5764, 5786, 9956, 9994, 11572, 19988, 27379, 34453, 54758, 54967, 68906, 109516, 109934, 137812, 219868, 378983, 654607, 757966, 1309214, 1515932, 2618428, 7200677, 14401354, 28802708]

約数ペア:

[(1, 28802708), (2, 14401354), (4, 7200677), (11, 2618428), (19, 1515932), (22, 1309214), (38, 757966), (44, 654607), (76, 378983), (131, 219868), (209, 137812), (262, 109934), (263, 109516), (418, 68906), (524, 54967), (526, 54758), (836, 34453), (1052, 27379), (1441, 19988), (2489, 11572), (2882, 9994), (2893, 9956), (4978, 5786), (4997, 5764)]