28763670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:717

約数の個数: 64

約数和(自身を含む): 75043584

約数和(自身を除く): 46279914

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 131, 195, 262, 390, 393, 563, 655, 786, 1126, 1310, 1689, 1703, 1965, 2815, 3378, 3406, 3930, 5109, 5630, 7319, 8445, 8515, 10218, 14638, 16890, 17030, 21957, 25545, 36595, 43914, 51090, 73190, 73753, 109785, 147506, 219570, 221259, 368765, 442518, 737530, 958789, 1106295, 1917578, 2212590, 2876367, 4793945, 5752734, 9587890, 14381835, 28763670]

約数ペア:

[(1, 28763670), (2, 14381835), (3, 9587890), (5, 5752734), (6, 4793945), (10, 2876367), (13, 2212590), (15, 1917578), (26, 1106295), (30, 958789), (39, 737530), (65, 442518), (78, 368765), (130, 221259), (131, 219570), (195, 147506), (262, 109785), (390, 73753), (393, 73190), (563, 51090), (655, 43914), (786, 36595), (1126, 25545), (1310, 21957), (1689, 17030), (1703, 16890), (1965, 14638), (2815, 10218), (3378, 8515), (3406, 8445), (3930, 7319), (5109, 5630)]