81225612

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{57853}}^1$

素因数の和:57879

約数の個数: 48

約数和(自身を含む): 226787680

約数和(自身を除く): 145562068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 57853, 115706, 173559, 231412, 347118, 520677, 694236, 752089, 1041354, 1504178, 1562031, 2082708, 2256267, 3008356, 3124062, 4512534, 6248124, 6768801, 9025068, 13537602, 20306403, 27075204, 40612806, 81225612]

約数ペア:

[(1, 81225612), (2, 40612806), (3, 27075204), (4, 20306403), (6, 13537602), (9, 9025068), (12, 6768801), (13, 6248124), (18, 4512534), (26, 3124062), (27, 3008356), (36, 2256267), (39, 2082708), (52, 1562031), (54, 1504178), (78, 1041354), (108, 752089), (117, 694236), (156, 520677), (234, 347118), (351, 231412), (468, 173559), (702, 115706), (1404, 57853)]