1878943695

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{313}}^1$

素因数の和:632

約数の個数: 64

約数和(自身を含む): 3175248384

約数和(自身を除く): 1296304689

約数列:

[1, 3, 5, 15, 41, 43, 123, 129, 205, 215, 227, 313, 615, 645, 681, 939, 1135, 1565, 1763, 3405, 4695, 5289, 8815, 9307, 9761, 12833, 13459, 26445, 27921, 29283, 38499, 40377, 46535, 48805, 64165, 67295, 71051, 139605, 146415, 192495, 201885, 213153, 355255, 400201, 551819, 1065765, 1200603, 1655457, 2001005, 2759095, 2913091, 3055193, 6003015, 8277285, 8739273, 9165579, 14565455, 15275965, 43696365, 45827895, 125262913, 375788739, 626314565, 1878943695]

約数ペア:

[(1, 1878943695), (3, 626314565), (5, 375788739), (15, 125262913), (41, 45827895), (43, 43696365), (123, 15275965), (129, 14565455), (205, 9165579), (215, 8739273), (227, 8277285), (313, 6003015), (615, 3055193), (645, 2913091), (681, 2759095), (939, 2001005), (1135, 1655457), (1565, 1200603), (1763, 1065765), (3405, 551819), (4695, 400201), (5289, 355255), (8815, 213153), (9307, 201885), (9761, 192495), (12833, 146415), (13459, 139605), (26445, 71051), (27921, 67295), (29283, 64165), (38499, 48805), (40377, 46535)]