1389332490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{508913}}^1$

素因数の和:508943

約数の個数: 64

約数和(自身を含む): 4103882496

約数和(自身を除く): 2714550006

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 508913, 1017826, 1526739, 2544565, 3053478, 3562391, 5089130, 6615869, 7124782, 7633695, 10687173, 13231738, 15267390, 17811955, 19847607, 21374346, 33079345, 35623910, 39695214, 46311083, 53435865, 66158690, 92622166, 99238035, 106871730, 138933249, 198476070, 231555415, 277866498, 463110830, 694666245, 1389332490]

約数ペア:

[(1, 1389332490), (2, 694666245), (3, 463110830), (5, 277866498), (6, 231555415), (7, 198476070), (10, 138933249), (13, 106871730), (14, 99238035), (15, 92622166), (21, 66158690), (26, 53435865), (30, 46311083), (35, 39695214), (39, 35623910), (42, 33079345), (65, 21374346), (70, 19847607), (78, 17811955), (91, 15267390), (105, 13231738), (130, 10687173), (182, 7633695), (195, 7124782), (210, 6615869), (273, 5089130), (390, 3562391), (455, 3053478), (546, 2544565), (910, 1526739), (1365, 1017826), (2730, 508913)]