215879118

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{395383}}^1$

素因数の和:395408

約数の個数: 32

約数和(自身を含む): 531396096

約数和(自身を除く): 315516978

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 395383, 790766, 1186149, 2372298, 2767681, 5139979, 5535362, 8303043, 10279958, 15419937, 16606086, 30839874, 35979853, 71959706, 107939559, 215879118]

約数ペア:

[(1, 215879118), (2, 107939559), (3, 71959706), (6, 35979853), (7, 30839874), (13, 16606086), (14, 15419937), (21, 10279958), (26, 8303043), (39, 5535362), (42, 5139979), (78, 2767681), (91, 2372298), (182, 1186149), (273, 790766), (546, 395383)]