199973715

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 346705920

約数和(自身を除く): 146732205

約数列:

[1, 3, 5, 15, 31, 37, 59, 93, 111, 155, 177, 185, 197, 295, 465, 555, 591, 885, 985, 1147, 1829, 2183, 2955, 3441, 5487, 5735, 6107, 6549, 7289, 9145, 10915, 11623, 17205, 18321, 21867, 27435, 30535, 32745, 34869, 36445, 58115, 67673, 91605, 109335, 174345, 203019, 225959, 338365, 360313, 430051, 677877, 1015095, 1080939, 1129795, 1290153, 1801565, 2150255, 3389385, 5404695, 6450765, 13331581, 39994743, 66657905, 199973715]

約数ペア:

[(1, 199973715), (3, 66657905), (5, 39994743), (15, 13331581), (31, 6450765), (37, 5404695), (59, 3389385), (93, 2150255), (111, 1801565), (155, 1290153), (177, 1129795), (185, 1080939), (197, 1015095), (295, 677877), (465, 430051), (555, 360313), (591, 338365), (885, 225959), (985, 203019), (1147, 174345), (1829, 109335), (2183, 91605), (2955, 67673), (3441, 58115), (5487, 36445), (5735, 34869), (6107, 32745), (6549, 30535), (7289, 27435), (9145, 21867), (10915, 18321), (11623, 17205)]