157838415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 309027840

約数和(自身を除く): 151189425

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 61, 95, 105, 133, 183, 285, 305, 399, 427, 665, 915, 1159, 1281, 1297, 1995, 2135, 3477, 3891, 5795, 6405, 6485, 8113, 9079, 17385, 19455, 24339, 24643, 27237, 40565, 45395, 73929, 79117, 121695, 123215, 136185, 172501, 237351, 369645, 395585, 517503, 553819, 862505, 1186755, 1503223, 1661457, 2587515, 2769095, 4509669, 7516115, 8307285, 10522561, 22548345, 31567683, 52612805, 157838415]

約数ペア:

[(1, 157838415), (3, 52612805), (5, 31567683), (7, 22548345), (15, 10522561), (19, 8307285), (21, 7516115), (35, 4509669), (57, 2769095), (61, 2587515), (95, 1661457), (105, 1503223), (133, 1186755), (183, 862505), (285, 553819), (305, 517503), (399, 395585), (427, 369645), (665, 237351), (915, 172501), (1159, 136185), (1281, 123215), (1297, 121695), (1995, 79117), (2135, 73929), (3477, 45395), (3891, 40565), (5795, 27237), (6405, 24643), (6485, 24339), (8113, 19455), (9079, 17385)]