78541428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{55001}}^1$

素因数の和:55032

約数の個数: 48

約数和(自身を含む): 221768064

約数和(自身を除く): 143226636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 55001, 110002, 165003, 220004, 330006, 385007, 660012, 770014, 935017, 1155021, 1540028, 1870034, 2310042, 2805051, 3740068, 4620084, 5610102, 6545119, 11220204, 13090238, 19635357, 26180476, 39270714, 78541428]

約数ペア:

[(1, 78541428), (2, 39270714), (3, 26180476), (4, 19635357), (6, 13090238), (7, 11220204), (12, 6545119), (14, 5610102), (17, 4620084), (21, 3740068), (28, 2805051), (34, 2310042), (42, 1870034), (51, 1540028), (68, 1155021), (84, 935017), (102, 770014), (119, 660012), (204, 385007), (238, 330006), (357, 220004), (476, 165003), (714, 110002), (1428, 55001)]