30612868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 63645120

約数和(自身を除く): 33032252

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 109, 143, 218, 286, 436, 491, 572, 982, 1199, 1417, 1964, 2398, 2834, 4796, 5401, 5668, 6383, 10802, 12766, 15587, 21604, 25532, 31174, 53519, 62348, 70213, 107038, 140426, 214076, 280852, 588709, 695747, 1177418, 1391494, 2354836, 2782988, 7653217, 15306434, 30612868]

約数ペア:

[(1, 30612868), (2, 15306434), (4, 7653217), (11, 2782988), (13, 2354836), (22, 1391494), (26, 1177418), (44, 695747), (52, 588709), (109, 280852), (143, 214076), (218, 140426), (286, 107038), (436, 70213), (491, 62348), (572, 53519), (982, 31174), (1199, 25532), (1417, 21604), (1964, 15587), (2398, 12766), (2834, 10802), (4796, 6383), (5401, 5668)]