874651605

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 1520640000

約数和(自身を除く): 645988395

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 149, 215, 285, 447, 479, 645, 745, 817, 1437, 2235, 2395, 2451, 2831, 4085, 6407, 7185, 8493, 9101, 12255, 14155, 19221, 20597, 27303, 32035, 42465, 45505, 61791, 71371, 96105, 102985, 121733, 136515, 214113, 308955, 356855, 365199, 391343, 608665, 1070565, 1174029, 1356049, 1825995, 1956715, 3068953, 4068147, 5870145, 6780245, 9206859, 15344765, 20340735, 46034295, 58310107, 174930321, 291550535, 874651605]

約数ペア:

[(1, 874651605), (3, 291550535), (5, 174930321), (15, 58310107), (19, 46034295), (43, 20340735), (57, 15344765), (95, 9206859), (129, 6780245), (149, 5870145), (215, 4068147), (285, 3068953), (447, 1956715), (479, 1825995), (645, 1356049), (745, 1174029), (817, 1070565), (1437, 608665), (2235, 391343), (2395, 365199), (2451, 356855), (2831, 308955), (4085, 214113), (6407, 136515), (7185, 121733), (8493, 102985), (9101, 96105), (12255, 71371), (14155, 61791), (19221, 45505), (20597, 42465), (27303, 32035)]