16680492

素因数分解:

$2^2\times 3^5\times {\mathrm{131}}^2$

素因数の和:281

約数の個数: 54

約数和(自身を含む): 44062564

約数和(自身を除く): 27382072

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 131, 162, 243, 262, 324, 393, 486, 524, 786, 972, 1179, 1572, 2358, 3537, 4716, 7074, 10611, 14148, 17161, 21222, 31833, 34322, 42444, 51483, 63666, 68644, 102966, 127332, 154449, 205932, 308898, 463347, 617796, 926694, 1390041, 1853388, 2780082, 4170123, 5560164, 8340246, 16680492]

約数ペア:

[(1, 16680492), (2, 8340246), (3, 5560164), (4, 4170123), (6, 2780082), (9, 1853388), (12, 1390041), (18, 926694), (27, 617796), (36, 463347), (54, 308898), (81, 205932), (108, 154449), (131, 127332), (162, 102966), (243, 68644), (262, 63666), (324, 51483), (393, 42444), (486, 34322), (524, 31833), (786, 21222), (972, 17161), (1179, 14148), (1572, 10611), (2358, 7074), (3537, 4716)]