28610235

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 53071200

約数和(自身を除く): 24460965

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 149, 153, 251, 255, 447, 745, 753, 765, 1255, 1341, 2235, 2259, 2533, 3765, 4267, 6705, 7599, 11295, 12665, 12801, 21335, 22797, 37399, 37995, 38403, 64005, 112197, 113985, 186995, 192015, 336591, 560985, 635783, 1682955, 1907349, 3178915, 5722047, 9536745, 28610235]

約数ペア:

[(1, 28610235), (3, 9536745), (5, 5722047), (9, 3178915), (15, 1907349), (17, 1682955), (45, 635783), (51, 560985), (85, 336591), (149, 192015), (153, 186995), (251, 113985), (255, 112197), (447, 64005), (745, 38403), (753, 37995), (765, 37399), (1255, 22797), (1341, 21335), (2235, 12801), (2259, 12665), (2533, 11295), (3765, 7599), (4267, 6705)]