869897805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1609}}^1$

素因数の和:1914

約数の個数: 64

約数和(自身を含む): 1681612800

約数和(自身を除く): 811714995

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 271, 285, 399, 665, 813, 1355, 1609, 1897, 1995, 4065, 4827, 5149, 5691, 8045, 9485, 11263, 15447, 24135, 25745, 28455, 30571, 33789, 36043, 56315, 77235, 91713, 108129, 152855, 168945, 180215, 213997, 436039, 458565, 540645, 641991, 1069985, 1308117, 2180195, 3052273, 3209955, 6540585, 8284741, 9156819, 15261365, 24854223, 41423705, 45784095, 57993187, 124271115, 173979561, 289965935, 869897805]

約数ペア:

[(1, 869897805), (3, 289965935), (5, 173979561), (7, 124271115), (15, 57993187), (19, 45784095), (21, 41423705), (35, 24854223), (57, 15261365), (95, 9156819), (105, 8284741), (133, 6540585), (271, 3209955), (285, 3052273), (399, 2180195), (665, 1308117), (813, 1069985), (1355, 641991), (1609, 540645), (1897, 458565), (1995, 436039), (4065, 213997), (4827, 180215), (5149, 168945), (5691, 152855), (8045, 108129), (9485, 91713), (11263, 77235), (15447, 56315), (24135, 36043), (25745, 33789), (28455, 30571)]