1331192916

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{17959}}^1$

素因数の和:18069

約数の個数: 72

約数和(自身を含む): 3530217600

約数和(自身を除く): 2199024684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 71, 87, 116, 142, 174, 213, 261, 284, 348, 426, 522, 639, 852, 1044, 1278, 2059, 2556, 4118, 6177, 8236, 12354, 17959, 18531, 24708, 35918, 37062, 53877, 71836, 74124, 107754, 161631, 215508, 323262, 520811, 646524, 1041622, 1275089, 1562433, 2083244, 2550178, 3124866, 3825267, 4687299, 5100356, 6249732, 7650534, 9374598, 11475801, 15301068, 18749196, 22951602, 36977581, 45903204, 73955162, 110932743, 147910324, 221865486, 332798229, 443730972, 665596458, 1331192916]

約数ペア:

[(1, 1331192916), (2, 665596458), (3, 443730972), (4, 332798229), (6, 221865486), (9, 147910324), (12, 110932743), (18, 73955162), (29, 45903204), (36, 36977581), (58, 22951602), (71, 18749196), (87, 15301068), (116, 11475801), (142, 9374598), (174, 7650534), (213, 6249732), (261, 5100356), (284, 4687299), (348, 3825267), (426, 3124866), (522, 2550178), (639, 2083244), (852, 1562433), (1044, 1275089), (1278, 1041622), (2059, 646524), (2556, 520811), (4118, 323262), (6177, 215508), (8236, 161631), (12354, 107754), (17959, 74124), (18531, 71836), (24708, 53877), (35918, 37062)]