71359455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^4$

素因数の和:117

約数の個数: 40

約数和(自身を含む): 126386352

約数和(自身を除く): 55026897

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 529, 1173, 1587, 1955, 2645, 5865, 7935, 8993, 12167, 26979, 36501, 44965, 60835, 134895, 182505, 206839, 279841, 620517, 839523, 1034195, 1399205, 3102585, 4197615, 4757297, 14271891, 23786485, 71359455]

約数ペア:

[(1, 71359455), (3, 23786485), (5, 14271891), (15, 4757297), (17, 4197615), (23, 3102585), (51, 1399205), (69, 1034195), (85, 839523), (115, 620517), (255, 279841), (345, 206839), (391, 182505), (529, 134895), (1173, 60835), (1587, 44965), (1955, 36501), (2645, 26979), (5865, 12167), (7935, 8993)]