7939921535

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{3877}}^1$

素因数の和:4552

約数の個数: 48

約数和(自身を含む): 11957704416

約数和(自身を除く): 4017782881

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 643, 3185, 3215, 3877, 4501, 8359, 19385, 22505, 27139, 31507, 41795, 50401, 58513, 135695, 157535, 189973, 252005, 292565, 352807, 409591, 949865, 1764035, 2047955, 2469649, 2492911, 12348245, 12464555, 17450377, 32407843, 87251885, 122152639, 162039215, 226854901, 610763195, 1134274505, 1587984307, 7939921535]

約数ペア:

[(1, 7939921535), (5, 1587984307), (7, 1134274505), (13, 610763195), (35, 226854901), (49, 162039215), (65, 122152639), (91, 87251885), (245, 32407843), (455, 17450377), (637, 12464555), (643, 12348245), (3185, 2492911), (3215, 2469649), (3877, 2047955), (4501, 1764035), (8359, 949865), (19385, 409591), (22505, 352807), (27139, 292565), (31507, 252005), (41795, 189973), (50401, 157535), (58513, 135695)]