213708885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{35353}}^1$

素因数の和:35405

約数の個数: 32

約数和(自身を含む): 380126208

約数和(自身を除く): 166417323

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 1209, 2015, 6045, 35353, 106059, 176765, 459589, 530295, 1095943, 1378767, 2297945, 3287829, 5479715, 6893835, 14247259, 16439145, 42741777, 71236295, 213708885]

約数ペア:

[(1, 213708885), (3, 71236295), (5, 42741777), (13, 16439145), (15, 14247259), (31, 6893835), (39, 5479715), (65, 3287829), (93, 2297945), (155, 1378767), (195, 1095943), (403, 530295), (465, 459589), (1209, 176765), (2015, 106059), (6045, 35353)]