215818974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{13487}}^1$

素因数の和:13629

約数の個数: 48

約数和(自身を含む): 538656768

約数和(自身を除く): 322837794

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 127, 254, 381, 762, 889, 1143, 1778, 2286, 2667, 5334, 8001, 13487, 16002, 26974, 40461, 80922, 94409, 121383, 188818, 242766, 283227, 566454, 849681, 1699362, 1712849, 3425698, 5138547, 10277094, 11989943, 15415641, 23979886, 30831282, 35969829, 71939658, 107909487, 215818974]

約数ペア:

[(1, 215818974), (2, 107909487), (3, 71939658), (6, 35969829), (7, 30831282), (9, 23979886), (14, 15415641), (18, 11989943), (21, 10277094), (42, 5138547), (63, 3425698), (126, 1712849), (127, 1699362), (254, 849681), (381, 566454), (762, 283227), (889, 242766), (1143, 188818), (1778, 121383), (2286, 94409), (2667, 80922), (5334, 40461), (8001, 26974), (13487, 16002)]