1921546815

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{17599}}^1$

素因数の和:17887

約数の個数: 32

約数和(自身を含む): 3193344000

約数和(自身を除く): 1271797185

約数列:

[1, 3, 5, 15, 29, 87, 145, 251, 435, 753, 1255, 3765, 7279, 17599, 21837, 36395, 52797, 87995, 109185, 263985, 510371, 1531113, 2551855, 4417349, 7655565, 13252047, 22086745, 66260235, 128103121, 384309363, 640515605, 1921546815]

約数ペア:

[(1, 1921546815), (3, 640515605), (5, 384309363), (15, 128103121), (29, 66260235), (87, 22086745), (145, 13252047), (251, 7655565), (435, 4417349), (753, 2551855), (1255, 1531113), (3765, 510371), (7279, 263985), (17599, 109185), (21837, 87995), (36395, 52797)]