12855390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:665

約数の個数: 64

約数和(自身を含む): 33288192

約数和(自身を除く): 20432802

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 31, 46, 62, 69, 93, 115, 138, 155, 186, 230, 310, 345, 465, 601, 690, 713, 930, 1202, 1426, 1803, 2139, 3005, 3565, 3606, 4278, 6010, 7130, 9015, 10695, 13823, 18030, 18631, 21390, 27646, 37262, 41469, 55893, 69115, 82938, 93155, 111786, 138230, 186310, 207345, 279465, 414690, 428513, 558930, 857026, 1285539, 2142565, 2571078, 4285130, 6427695, 12855390]

約数ペア:

[(1, 12855390), (2, 6427695), (3, 4285130), (5, 2571078), (6, 2142565), (10, 1285539), (15, 857026), (23, 558930), (30, 428513), (31, 414690), (46, 279465), (62, 207345), (69, 186310), (93, 138230), (115, 111786), (138, 93155), (155, 82938), (186, 69115), (230, 55893), (310, 41469), (345, 37262), (465, 27646), (601, 21390), (690, 18631), (713, 18030), (930, 13823), (1202, 10695), (1426, 9015), (1803, 7130), (2139, 6010), (3005, 4278), (3565, 3606)]