79687215

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 144050400

約数和(自身を除く): 64363185

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 227, 261, 269, 435, 681, 807, 1135, 1305, 1345, 2043, 2421, 3405, 4035, 6583, 7801, 10215, 12105, 19749, 23403, 32915, 39005, 59247, 61063, 70209, 98745, 117015, 183189, 296235, 305315, 351045, 549567, 915945, 1770827, 2747835, 5312481, 8854135, 15937443, 26562405, 79687215]

約数ペア:

[(1, 79687215), (3, 26562405), (5, 15937443), (9, 8854135), (15, 5312481), (29, 2747835), (45, 1770827), (87, 915945), (145, 549567), (227, 351045), (261, 305315), (269, 296235), (435, 183189), (681, 117015), (807, 98745), (1135, 70209), (1305, 61063), (1345, 59247), (2043, 39005), (2421, 32915), (3405, 23403), (4035, 19749), (6583, 12105), (7801, 10215)]