219095235

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{991}}^1$

素因数の和:1053

約数の個数: 48

約数和(自身を含む): 403902720

約数和(自身を除く): 184807485

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 289, 765, 867, 991, 1445, 2601, 2973, 4335, 4913, 4955, 8919, 13005, 14739, 14865, 16847, 24565, 44217, 44595, 50541, 73695, 84235, 151623, 221085, 252705, 286399, 758115, 859197, 1431995, 2577591, 4295985, 4868783, 12887955, 14606349, 24343915, 43819047, 73031745, 219095235]

約数ペア:

[(1, 219095235), (3, 73031745), (5, 43819047), (9, 24343915), (15, 14606349), (17, 12887955), (45, 4868783), (51, 4295985), (85, 2577591), (153, 1431995), (255, 859197), (289, 758115), (765, 286399), (867, 252705), (991, 221085), (1445, 151623), (2601, 84235), (2973, 73695), (4335, 50541), (4913, 44595), (4955, 44217), (8919, 24565), (13005, 16847), (14739, 14865)]