201478305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2753}}^1$

素因数の和:2826

約数の個数: 64

約数和(自身を含む): 399748608

約数和(自身を除く): 198270303

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 41, 51, 85, 105, 119, 123, 205, 255, 287, 357, 595, 615, 697, 861, 1435, 1785, 2091, 2753, 3485, 4305, 4879, 8259, 10455, 13765, 14637, 19271, 24395, 41295, 46801, 57813, 73185, 96355, 112873, 140403, 234005, 289065, 327607, 338619, 564365, 702015, 790111, 982821, 1638035, 1693095, 1918841, 2370333, 3950555, 4914105, 5756523, 9594205, 11851665, 13431887, 28782615, 40295661, 67159435, 201478305]

約数ペア:

[(1, 201478305), (3, 67159435), (5, 40295661), (7, 28782615), (15, 13431887), (17, 11851665), (21, 9594205), (35, 5756523), (41, 4914105), (51, 3950555), (85, 2370333), (105, 1918841), (119, 1693095), (123, 1638035), (205, 982821), (255, 790111), (287, 702015), (357, 564365), (595, 338619), (615, 327607), (697, 289065), (861, 234005), (1435, 140403), (1785, 112873), (2091, 96355), (2753, 73185), (3485, 57813), (4305, 46801), (4879, 41295), (8259, 24395), (10455, 19271), (13765, 14637)]