15439305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 30412800

約数和(自身を除く): 14973495

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 71, 95, 105, 109, 133, 213, 285, 327, 355, 399, 497, 545, 665, 763, 1065, 1349, 1491, 1635, 1995, 2071, 2289, 2485, 3815, 4047, 6213, 6745, 7455, 7739, 9443, 10355, 11445, 14497, 20235, 23217, 28329, 31065, 38695, 43491, 47215, 54173, 72485, 116085, 141645, 147041, 162519, 217455, 270865, 441123, 735205, 812595, 1029287, 2205615, 3087861, 5146435, 15439305]

約数ペア:

[(1, 15439305), (3, 5146435), (5, 3087861), (7, 2205615), (15, 1029287), (19, 812595), (21, 735205), (35, 441123), (57, 270865), (71, 217455), (95, 162519), (105, 147041), (109, 141645), (133, 116085), (213, 72485), (285, 54173), (327, 47215), (355, 43491), (399, 38695), (497, 31065), (545, 28329), (665, 23217), (763, 20235), (1065, 14497), (1349, 11445), (1491, 10355), (1635, 9443), (1995, 7739), (2071, 7455), (2289, 6745), (2485, 6213), (3815, 4047)]