71813198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 116756640

約数和(自身を除く): 44943442

約数列:

[1, 2, 19, 38, 53, 106, 181, 197, 362, 394, 1007, 2014, 3439, 3743, 6878, 7486, 9593, 10441, 19186, 20882, 35657, 71314, 182267, 198379, 364534, 396758, 677483, 1354966, 1889821, 3779642, 35906599, 71813198]

約数ペア:

[(1, 71813198), (2, 35906599), (19, 3779642), (38, 1889821), (53, 1354966), (106, 677483), (181, 396758), (197, 364534), (362, 198379), (394, 182267), (1007, 71314), (2014, 35657), (3439, 20882), (3743, 19186), (6878, 10441), (7486, 9593)]