7898715

素因数分解:

$3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:231

約数の個数: 56

約数和(自身を含む): 15581808

約数和(自身を除く): 7683093

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 197, 243, 297, 405, 495, 591, 729, 891, 985, 1215, 1485, 1773, 2167, 2673, 2955, 3645, 4455, 5319, 6501, 8019, 8865, 10835, 13365, 15957, 19503, 26595, 32505, 40095, 47871, 58509, 79785, 97515, 143613, 175527, 239355, 292545, 526581, 718065, 877635, 1579743, 2632905, 7898715]

約数ペア:

[(1, 7898715), (3, 2632905), (5, 1579743), (9, 877635), (11, 718065), (15, 526581), (27, 292545), (33, 239355), (45, 175527), (55, 143613), (81, 97515), (99, 79785), (135, 58509), (165, 47871), (197, 40095), (243, 32505), (297, 26595), (405, 19503), (495, 15957), (591, 13365), (729, 10835), (891, 8865), (985, 8019), (1215, 6501), (1485, 5319), (1773, 4455), (2167, 3645), (2673, 2955)]