489948848

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{1303}}^1$

素因数の和:1713

約数の個数: 40

約数和(自身を含む): 966295296

約数和(自身を除く): 476346448

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 331, 568, 662, 1136, 1303, 1324, 2606, 2648, 5212, 5296, 10424, 20848, 23501, 47002, 92513, 94004, 185026, 188008, 370052, 376016, 431293, 740104, 862586, 1480208, 1725172, 3450344, 6900688, 30621803, 61243606, 122487212, 244974424, 489948848]

約数ペア:

[(1, 489948848), (2, 244974424), (4, 122487212), (8, 61243606), (16, 30621803), (71, 6900688), (142, 3450344), (284, 1725172), (331, 1480208), (568, 862586), (662, 740104), (1136, 431293), (1303, 376016), (1324, 370052), (2606, 188008), (2648, 185026), (5212, 94004), (5296, 92513), (10424, 47002), (20848, 23501)]