386473945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 578285568

約数和(自身を除く): 191811623

約数列:

[1, 5, 11, 13, 23, 55, 65, 71, 115, 143, 253, 299, 331, 355, 715, 781, 923, 1265, 1495, 1633, 1655, 3289, 3641, 3905, 4303, 4615, 7613, 8165, 10153, 16445, 17963, 18205, 21229, 21515, 23501, 38065, 47333, 50765, 83743, 89815, 98969, 106145, 117505, 233519, 236665, 258511, 305513, 418715, 494845, 540523, 1088659, 1167595, 1292555, 1527565, 2702615, 3360643, 5443295, 5945753, 7026799, 16803215, 29728765, 35133995, 77294789, 386473945]

約数ペア:

[(1, 386473945), (5, 77294789), (11, 35133995), (13, 29728765), (23, 16803215), (55, 7026799), (65, 5945753), (71, 5443295), (115, 3360643), (143, 2702615), (253, 1527565), (299, 1292555), (331, 1167595), (355, 1088659), (715, 540523), (781, 494845), (923, 418715), (1265, 305513), (1495, 258511), (1633, 236665), (1655, 233519), (3289, 117505), (3641, 106145), (3905, 98969), (4303, 89815), (4615, 83743), (7613, 50765), (8165, 47333), (10153, 38065), (16445, 23501), (17963, 21515), (18205, 21229)]