385491964

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:547

約数の個数: 72

約数和(自身を含む): 805188384

約数和(自身を除く): 419696420

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 197, 242, 286, 311, 394, 484, 572, 622, 788, 1244, 1573, 2167, 2561, 3146, 3421, 4043, 4334, 5122, 6292, 6842, 8086, 8668, 10244, 13684, 16172, 23837, 28171, 37631, 44473, 47674, 56342, 61267, 75262, 88946, 95348, 112684, 122534, 150524, 177892, 245068, 309881, 489203, 619762, 673937, 796471, 978406, 1239524, 1347874, 1592942, 1956812, 2695748, 3185884, 7413307, 8761181, 14826614, 17522362, 29653228, 35044724, 96372991, 192745982, 385491964]

約数ペア:

[(1, 385491964), (2, 192745982), (4, 96372991), (11, 35044724), (13, 29653228), (22, 17522362), (26, 14826614), (44, 8761181), (52, 7413307), (121, 3185884), (143, 2695748), (197, 1956812), (242, 1592942), (286, 1347874), (311, 1239524), (394, 978406), (484, 796471), (572, 673937), (622, 619762), (788, 489203), (1244, 309881), (1573, 245068), (2167, 177892), (2561, 150524), (3146, 122534), (3421, 112684), (4043, 95348), (4334, 88946), (5122, 75262), (6292, 61267), (6842, 56342), (8086, 47674), (8668, 44473), (10244, 37631), (13684, 28171), (16172, 23837)]