978017872

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{311}}^1\times {\mathrm{1163}}^1$

素因数の和:1508

約数の個数: 60

約数和(自身を含む): 2060252064

約数和(自身を除く): 1082234192

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 311, 338, 622, 676, 1163, 1244, 1352, 2326, 2488, 2704, 4043, 4652, 4976, 8086, 9304, 15119, 16172, 18608, 30238, 32344, 52559, 60476, 64688, 105118, 120952, 196547, 210236, 241904, 361693, 393094, 420472, 723386, 786188, 840944, 1446772, 1572376, 2893544, 3144752, 4702009, 5787088, 9404018, 18808036, 37616072, 61126117, 75232144, 122252234, 244504468, 489008936, 978017872]

約数ペア:

[(1, 978017872), (2, 489008936), (4, 244504468), (8, 122252234), (13, 75232144), (16, 61126117), (26, 37616072), (52, 18808036), (104, 9404018), (169, 5787088), (208, 4702009), (311, 3144752), (338, 2893544), (622, 1572376), (676, 1446772), (1163, 840944), (1244, 786188), (1352, 723386), (2326, 420472), (2488, 393094), (2704, 361693), (4043, 241904), (4652, 210236), (4976, 196547), (8086, 120952), (9304, 105118), (15119, 64688), (16172, 60476), (18608, 52559), (30238, 32344)]