2015128674

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{121291}}^1$

素因数の和:121383

約数の個数: 48

約数和(自身を含む): 4768231104

約数和(自身を除く): 2753102430

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 923, 1278, 1846, 2769, 5538, 8307, 16614, 121291, 242582, 363873, 727746, 1091619, 1576783, 2183238, 3153566, 4730349, 8611661, 9460698, 14191047, 17223322, 25834983, 28382094, 51669966, 77504949, 111951593, 155009898, 223903186, 335854779, 671709558, 1007564337, 2015128674]

約数ペア:

[(1, 2015128674), (2, 1007564337), (3, 671709558), (6, 335854779), (9, 223903186), (13, 155009898), (18, 111951593), (26, 77504949), (39, 51669966), (71, 28382094), (78, 25834983), (117, 17223322), (142, 14191047), (213, 9460698), (234, 8611661), (426, 4730349), (639, 3153566), (923, 2183238), (1278, 1576783), (1846, 1091619), (2769, 727746), (5538, 363873), (8307, 242582), (16614, 121291)]