28491104

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 58051728

約数和(自身を除く): 29560624

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 107, 157, 212, 214, 314, 424, 428, 628, 848, 856, 1256, 1696, 1712, 2512, 3424, 5024, 5671, 8321, 11342, 16642, 16799, 22684, 33284, 33598, 45368, 66568, 67196, 90736, 133136, 134392, 181472, 266272, 268784, 537568, 890347, 1780694, 3561388, 7122776, 14245552, 28491104]

約数ペア:

[(1, 28491104), (2, 14245552), (4, 7122776), (8, 3561388), (16, 1780694), (32, 890347), (53, 537568), (106, 268784), (107, 266272), (157, 181472), (212, 134392), (214, 133136), (314, 90736), (424, 67196), (428, 66568), (628, 45368), (848, 33598), (856, 33284), (1256, 22684), (1696, 16799), (1712, 16642), (2512, 11342), (3424, 8321), (5024, 5671)]