399291264

素因数分解:

$2^7\times 3^2\times {\mathrm{346607}}^1$

素因数の和:346627

約数の個数: 48

約数和(自身を含む): 1149005520

約数和(自身を除く): 749714256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 346607, 693214, 1039821, 1386428, 2079642, 2772856, 3119463, 4159284, 5545712, 6238926, 8318568, 11091424, 12477852, 16637136, 22182848, 24955704, 33274272, 44365696, 49911408, 66548544, 99822816, 133097088, 199645632, 399291264]

約数ペア:

[(1, 399291264), (2, 199645632), (3, 133097088), (4, 99822816), (6, 66548544), (8, 49911408), (9, 44365696), (12, 33274272), (16, 24955704), (18, 22182848), (24, 16637136), (32, 12477852), (36, 11091424), (48, 8318568), (64, 6238926), (72, 5545712), (96, 4159284), (128, 3119463), (144, 2772856), (192, 2079642), (288, 1386428), (384, 1039821), (576, 693214), (1152, 346607)]