28169595

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1601}}^1$

素因数の和:1652

約数の個数: 48

約数和(自身を含む): 53980992

約数和(自身を除く): 25811397

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 765, 1035, 1173, 1601, 1955, 3519, 4803, 5865, 8005, 14409, 17595, 24015, 27217, 36823, 72045, 81651, 110469, 136085, 184115, 244953, 331407, 408255, 552345, 625991, 1224765, 1657035, 1877973, 3129955, 5633919, 9389865, 28169595]

約数ペア:

[(1, 28169595), (3, 9389865), (5, 5633919), (9, 3129955), (15, 1877973), (17, 1657035), (23, 1224765), (45, 625991), (51, 552345), (69, 408255), (85, 331407), (115, 244953), (153, 184115), (207, 136085), (255, 110469), (345, 81651), (391, 72045), (765, 36823), (1035, 27217), (1173, 24015), (1601, 17595), (1955, 14409), (3519, 8005), (4803, 5865)]