2811888924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{26161}}^1$

素因数の和:26247

約数の個数: 72

約数和(自身を含む): 7238920752

約数和(自身を除く): 4427031828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 169, 212, 318, 338, 507, 636, 676, 689, 1014, 1378, 2028, 2067, 2756, 4134, 8268, 8957, 17914, 26161, 26871, 35828, 52322, 53742, 78483, 104644, 107484, 156966, 313932, 340093, 680186, 1020279, 1360372, 1386533, 2040558, 2773066, 4081116, 4159599, 4421209, 5546132, 8319198, 8842418, 13263627, 16638396, 17684836, 18024929, 26527254, 36049858, 53054508, 54074787, 72099716, 108149574, 216299148, 234324077, 468648154, 702972231, 937296308, 1405944462, 2811888924]

約数ペア:

[(1, 2811888924), (2, 1405944462), (3, 937296308), (4, 702972231), (6, 468648154), (12, 234324077), (13, 216299148), (26, 108149574), (39, 72099716), (52, 54074787), (53, 53054508), (78, 36049858), (106, 26527254), (156, 18024929), (159, 17684836), (169, 16638396), (212, 13263627), (318, 8842418), (338, 8319198), (507, 5546132), (636, 4421209), (676, 4159599), (689, 4081116), (1014, 2773066), (1378, 2040558), (2028, 1386533), (2067, 1360372), (2756, 1020279), (4134, 680186), (8268, 340093), (8957, 313932), (17914, 156966), (26161, 107484), (26871, 104644), (35828, 78483), (52322, 53742)]