218496493865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1020797}}^1$

素因数の和:1020941

約数の個数: 32

約数和(自身を含む): 293254849440

約数和(自身を除く): 74758355575

約数列:

[1, 5, 13, 37, 65, 89, 185, 445, 481, 1157, 2405, 3293, 5785, 16465, 42809, 214045, 1020797, 5103985, 13270361, 37769489, 66351805, 90850933, 188847445, 454254665, 491003357, 1181062129, 2455016785, 3361484521, 5905310645, 16807422605, 43699298773, 218496493865]

約数ペア:

[(1, 218496493865), (5, 43699298773), (13, 16807422605), (37, 5905310645), (65, 3361484521), (89, 2455016785), (185, 1181062129), (445, 491003357), (481, 454254665), (1157, 188847445), (2405, 90850933), (3293, 66351805), (5785, 37769489), (16465, 13270361), (42809, 5103985), (214045, 1020797)]