215545329

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1399}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 353808000

約数和(自身を除く): 138262671

約数列:

[1, 3, 9, 17, 19, 51, 53, 57, 153, 159, 171, 323, 477, 901, 969, 1007, 1399, 2703, 2907, 3021, 4197, 8109, 9063, 12591, 17119, 23783, 26581, 51357, 71349, 74147, 79743, 154071, 214047, 222441, 239229, 451877, 667323, 1260499, 1355631, 1408793, 3781497, 4066893, 4226379, 11344491, 12679137, 23949481, 71848443, 215545329]

約数ペア:

[(1, 215545329), (3, 71848443), (9, 23949481), (17, 12679137), (19, 11344491), (51, 4226379), (53, 4066893), (57, 3781497), (153, 1408793), (159, 1355631), (171, 1260499), (323, 667323), (477, 451877), (901, 239229), (969, 222441), (1007, 214047), (1399, 154071), (2703, 79743), (2907, 74147), (3021, 71349), (4197, 51357), (8109, 26581), (9063, 23783), (12591, 17119)]