28516110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:809

約数の個数: 64

約数和(自身を含む): 78672384

約数和(自身を除く): 50156274

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 251, 502, 541, 753, 1082, 1255, 1506, 1623, 1757, 2510, 2705, 3246, 3514, 3765, 3787, 5271, 5410, 7530, 7574, 8115, 8785, 10542, 11361, 16230, 17570, 18935, 22722, 26355, 37870, 52710, 56805, 113610, 135791, 271582, 407373, 678955, 814746, 950537, 1357910, 1901074, 2036865, 2851611, 4073730, 4752685, 5703222, 9505370, 14258055, 28516110]

約数ペア:

[(1, 28516110), (2, 14258055), (3, 9505370), (5, 5703222), (6, 4752685), (7, 4073730), (10, 2851611), (14, 2036865), (15, 1901074), (21, 1357910), (30, 950537), (35, 814746), (42, 678955), (70, 407373), (105, 271582), (210, 135791), (251, 113610), (502, 56805), (541, 52710), (753, 37870), (1082, 26355), (1255, 22722), (1506, 18935), (1623, 17570), (1757, 16230), (2510, 11361), (2705, 10542), (3246, 8785), (3514, 8115), (3765, 7574), (3787, 7530), (5271, 5410)]