215931618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{90197}}^1$

素因数の和:90231

約数の個数: 48

約数和(自身を含む): 562835520

約数和(自身を除く): 346903902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 90197, 180394, 270591, 541182, 631379, 811773, 1262758, 1623546, 1713743, 1894137, 3427486, 3788274, 5141229, 5682411, 10282458, 11364822, 11996201, 15423687, 23992402, 30847374, 35988603, 71977206, 107965809, 215931618]

約数ペア:

[(1, 215931618), (2, 107965809), (3, 71977206), (6, 35988603), (7, 30847374), (9, 23992402), (14, 15423687), (18, 11996201), (19, 11364822), (21, 10282458), (38, 5682411), (42, 5141229), (57, 3788274), (63, 3427486), (114, 1894137), (126, 1713743), (133, 1623546), (171, 1262758), (266, 811773), (342, 631379), (399, 541182), (798, 270591), (1197, 180394), (2394, 90197)]