151511715

素因数分解:

$3^6\times 5^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:431

約数の個数: 56

約数和(自身を含む): 275278608

約数和(自身を除く): 123766893

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 211, 243, 405, 591, 633, 729, 985, 1055, 1215, 1773, 1899, 2955, 3165, 3645, 5319, 5697, 8865, 9495, 15957, 17091, 26595, 28485, 41567, 47871, 51273, 79785, 85455, 124701, 143613, 153819, 207835, 239355, 256365, 374103, 623505, 718065, 769095, 1122309, 1870515, 3366927, 5611545, 10100781, 16834635, 30302343, 50503905, 151511715]

約数ペア:

[(1, 151511715), (3, 50503905), (5, 30302343), (9, 16834635), (15, 10100781), (27, 5611545), (45, 3366927), (81, 1870515), (135, 1122309), (197, 769095), (211, 718065), (243, 623505), (405, 374103), (591, 256365), (633, 239355), (729, 207835), (985, 153819), (1055, 143613), (1215, 124701), (1773, 85455), (1899, 79785), (2955, 51273), (3165, 47871), (3645, 41567), (5319, 28485), (5697, 26595), (8865, 17091), (9495, 15957)]