312438776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{11969}}^1$

素因数の和:12239

約数の個数: 32

約数和(自身を含む): 633452400

約数和(自身を除く): 321013624

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 251, 502, 1004, 2008, 3263, 6526, 11969, 13052, 23938, 26104, 47876, 95752, 155597, 311194, 622388, 1244776, 3004219, 6008438, 12016876, 24033752, 39054847, 78109694, 156219388, 312438776]

約数ペア:

[(1, 312438776), (2, 156219388), (4, 78109694), (8, 39054847), (13, 24033752), (26, 12016876), (52, 6008438), (104, 3004219), (251, 1244776), (502, 622388), (1004, 311194), (2008, 155597), (3263, 95752), (6526, 47876), (11969, 26104), (13052, 23938)]