13306621497

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{67}}^2\times {\mathrm{263}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 20682801216

約数和(自身を除く): 7376179719

約数列:

[1, 3, 13, 17, 39, 51, 67, 201, 221, 263, 289, 663, 789, 867, 871, 1139, 2613, 3417, 3419, 3757, 4471, 4489, 10257, 11271, 13413, 13467, 14807, 17621, 19363, 44421, 52863, 58089, 58123, 58357, 76007, 76313, 174369, 175071, 228021, 228939, 229073, 251719, 299557, 687219, 755157, 898671, 988091, 992069, 1180607, 1297321, 2964273, 2976207, 3541821, 3891963, 3894241, 5092469, 11682723, 15277407, 15347891, 16865173, 20070319, 46043673, 50595519, 60210957, 66202097, 198606291, 260914147, 341195423, 782742441, 1023586269, 4435540499, 13306621497]

約数ペア:

[(1, 13306621497), (3, 4435540499), (13, 1023586269), (17, 782742441), (39, 341195423), (51, 260914147), (67, 198606291), (201, 66202097), (221, 60210957), (263, 50595519), (289, 46043673), (663, 20070319), (789, 16865173), (867, 15347891), (871, 15277407), (1139, 11682723), (2613, 5092469), (3417, 3894241), (3419, 3891963), (3757, 3541821), (4471, 2976207), (4489, 2964273), (10257, 1297321), (11271, 1180607), (13413, 992069), (13467, 988091), (14807, 898671), (17621, 755157), (19363, 687219), (44421, 299557), (52863, 251719), (58089, 229073), (58123, 228939), (58357, 228021), (76007, 175071), (76313, 174369)]