7877385

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 15206400

約数和(自身を除く): 7329015

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 59, 69, 115, 129, 135, 177, 207, 215, 295, 345, 387, 531, 621, 645, 885, 989, 1035, 1161, 1357, 1593, 1935, 2537, 2655, 2967, 3105, 4071, 4945, 5805, 6785, 7611, 7965, 8901, 12213, 12685, 14835, 20355, 22833, 26703, 36639, 38055, 44505, 58351, 61065, 68499, 114165, 133515, 175053, 183195, 291755, 342495, 525159, 875265, 1575477, 2625795, 7877385]

約数ペア:

[(1, 7877385), (3, 2625795), (5, 1575477), (9, 875265), (15, 525159), (23, 342495), (27, 291755), (43, 183195), (45, 175053), (59, 133515), (69, 114165), (115, 68499), (129, 61065), (135, 58351), (177, 44505), (207, 38055), (215, 36639), (295, 26703), (345, 22833), (387, 20355), (531, 14835), (621, 12685), (645, 12213), (885, 8901), (989, 7965), (1035, 7611), (1161, 6785), (1357, 5805), (1593, 4945), (1935, 4071), (2537, 3105), (2655, 2967)]