15988245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 34152192

約数和(自身を除く): 18163947

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 35, 39, 51, 53, 65, 85, 91, 105, 119, 159, 169, 195, 221, 255, 265, 273, 357, 371, 455, 507, 595, 663, 689, 795, 845, 901, 1105, 1113, 1183, 1365, 1547, 1785, 1855, 2067, 2535, 2703, 2873, 3315, 3445, 3549, 4505, 4641, 4823, 5565, 5915, 6307, 7735, 8619, 8957, 10335, 11713, 13515, 14365, 14469, 17745, 18921, 20111, 23205, 24115, 26871, 31535, 35139, 43095, 44785, 58565, 60333, 62699, 72345, 81991, 94605, 100555, 134355, 152269, 175695, 188097, 245973, 301665, 313495, 409955, 456807, 761345, 940485, 1065883, 1229865, 2284035, 3197649, 5329415, 15988245]

約数ペア:

[(1, 15988245), (3, 5329415), (5, 3197649), (7, 2284035), (13, 1229865), (15, 1065883), (17, 940485), (21, 761345), (35, 456807), (39, 409955), (51, 313495), (53, 301665), (65, 245973), (85, 188097), (91, 175695), (105, 152269), (119, 134355), (159, 100555), (169, 94605), (195, 81991), (221, 72345), (255, 62699), (265, 60333), (273, 58565), (357, 44785), (371, 43095), (455, 35139), (507, 31535), (595, 26871), (663, 24115), (689, 23205), (795, 20111), (845, 18921), (901, 17745), (1105, 14469), (1113, 14365), (1183, 13515), (1365, 11713), (1547, 10335), (1785, 8957), (1855, 8619), (2067, 7735), (2535, 6307), (2703, 5915), (2873, 5565), (3315, 4823), (3445, 4641), (3549, 4505)]