28974946

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 59947776

約数和(自身を除く): 30972830

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 41, 77, 82, 91, 143, 154, 182, 286, 287, 353, 451, 533, 574, 706, 902, 1001, 1066, 2002, 2471, 3157, 3731, 3883, 4589, 4942, 5863, 6314, 7462, 7766, 9178, 11726, 14473, 27181, 28946, 32123, 41041, 50479, 54362, 64246, 82082, 100958, 101311, 159203, 188149, 202622, 318406, 353353, 376298, 706706, 1114421, 1317043, 2069639, 2228842, 2634086, 4139278, 14487473, 28974946]

約数ペア:

[(1, 28974946), (2, 14487473), (7, 4139278), (11, 2634086), (13, 2228842), (14, 2069639), (22, 1317043), (26, 1114421), (41, 706706), (77, 376298), (82, 353353), (91, 318406), (143, 202622), (154, 188149), (182, 159203), (286, 101311), (287, 100958), (353, 82082), (451, 64246), (533, 54362), (574, 50479), (706, 41041), (902, 32123), (1001, 28946), (1066, 27181), (2002, 14473), (2471, 11726), (3157, 9178), (3731, 7766), (3883, 7462), (4589, 6314), (4942, 5863)]