15870855

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 34933248

約数和(自身を除く): 19062393

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 49, 55, 65, 77, 91, 105, 143, 147, 151, 165, 195, 231, 245, 273, 385, 429, 453, 455, 539, 637, 715, 735, 755, 1001, 1057, 1155, 1365, 1617, 1661, 1911, 1963, 2145, 2265, 2695, 3003, 3171, 3185, 4983, 5005, 5285, 5889, 7007, 7399, 8085, 8305, 9555, 9815, 11627, 13741, 15015, 15855, 21021, 21593, 22197, 24915, 29445, 34881, 35035, 36995, 41223, 58135, 64779, 68705, 81389, 96187, 105105, 107965, 110985, 151151, 174405, 206115, 244167, 288561, 323895, 406945, 453453, 480935, 755755, 1058057, 1220835, 1442805, 2267265, 3174171, 5290285, 15870855]

約数ペア:

[(1, 15870855), (3, 5290285), (5, 3174171), (7, 2267265), (11, 1442805), (13, 1220835), (15, 1058057), (21, 755755), (33, 480935), (35, 453453), (39, 406945), (49, 323895), (55, 288561), (65, 244167), (77, 206115), (91, 174405), (105, 151151), (143, 110985), (147, 107965), (151, 105105), (165, 96187), (195, 81389), (231, 68705), (245, 64779), (273, 58135), (385, 41223), (429, 36995), (453, 35035), (455, 34881), (539, 29445), (637, 24915), (715, 22197), (735, 21593), (755, 21021), (1001, 15855), (1057, 15015), (1155, 13741), (1365, 11627), (1617, 9815), (1661, 9555), (1911, 8305), (1963, 8085), (2145, 7399), (2265, 7007), (2695, 5889), (3003, 5285), (3171, 5005), (3185, 4983)]