1321258451331

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{568783}}^1$

素因数の和:569000

約数の個数: 64

約数和(自身を含む): 2217911779328

約数和(自身を除く): 896653327997

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 127, 201, 273, 381, 469, 871, 889, 1407, 1651, 2613, 2667, 4953, 6097, 8509, 11557, 18291, 25527, 34671, 59563, 110617, 178689, 331851, 568783, 774319, 1706349, 2322957, 3981481, 7394179, 11944443, 22182537, 38108461, 51759253, 72235441, 114325383, 155277759, 216706323, 266759227, 495409993, 505648087, 800277681, 939060733, 1486229979, 1516944261, 2817182199, 3467869951, 4839774547, 6573425131, 10403609853, 14519323641, 19720275393, 33878421829, 62917069111, 101635265487, 188751207333, 440419483777, 1321258451331]

約数ペア:

[(1, 1321258451331), (3, 440419483777), (7, 188751207333), (13, 101635265487), (21, 62917069111), (39, 33878421829), (67, 19720275393), (91, 14519323641), (127, 10403609853), (201, 6573425131), (273, 4839774547), (381, 3467869951), (469, 2817182199), (871, 1516944261), (889, 1486229979), (1407, 939060733), (1651, 800277681), (2613, 505648087), (2667, 495409993), (4953, 266759227), (6097, 216706323), (8509, 155277759), (11557, 114325383), (18291, 72235441), (25527, 51759253), (34671, 38108461), (59563, 22182537), (110617, 11944443), (178689, 7394179), (331851, 3981481), (568783, 2322957), (774319, 1706349)]