18180551151

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 31160982528

約数和(自身を除く): 12980431377

約数列:

[1, 3, 7, 9, 21, 53, 63, 107, 151, 159, 321, 337, 371, 453, 477, 749, 963, 1011, 1057, 1113, 1359, 2247, 2359, 3033, 3171, 3339, 5671, 6741, 7077, 8003, 9513, 16157, 17013, 17861, 21231, 24009, 36059, 39697, 48471, 50887, 51039, 53583, 56021, 72027, 108177, 113099, 119091, 125027, 145413, 152661, 160749, 168063, 252413, 324531, 339297, 356209, 357273, 375081, 457983, 504189, 757239, 856321, 1017891, 1068627, 1125243, 1911127, 2271717, 2568963, 2697011, 3205881, 5444909, 5733381, 5994247, 7706889, 8091033, 13377889, 16334727, 17200143, 17982741, 18879077, 24273099, 38114363, 40133667, 49004181, 53948223, 56637231, 114343089, 120401001, 169911693, 288580177, 343029267, 865740531, 2020061239, 2597221593, 6060183717, 18180551151]

約数ペア:

[(1, 18180551151), (3, 6060183717), (7, 2597221593), (9, 2020061239), (21, 865740531), (53, 343029267), (63, 288580177), (107, 169911693), (151, 120401001), (159, 114343089), (321, 56637231), (337, 53948223), (371, 49004181), (453, 40133667), (477, 38114363), (749, 24273099), (963, 18879077), (1011, 17982741), (1057, 17200143), (1113, 16334727), (1359, 13377889), (2247, 8091033), (2359, 7706889), (3033, 5994247), (3171, 5733381), (3339, 5444909), (5671, 3205881), (6741, 2697011), (7077, 2568963), (8003, 2271717), (9513, 1911127), (16157, 1125243), (17013, 1068627), (17861, 1017891), (21231, 856321), (24009, 757239), (36059, 504189), (39697, 457983), (48471, 375081), (50887, 357273), (51039, 356209), (53583, 339297), (56021, 324531), (72027, 252413), (108177, 168063), (113099, 160749), (119091, 152661), (125027, 145413)]