641410588

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13249}}^1$

素因数の和:13299

約数の個数: 72

約数和(自身を含む): 1480290000

約数和(自身を除く): 838879412

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 182, 196, 247, 266, 364, 494, 532, 637, 931, 988, 1274, 1729, 1862, 2548, 3458, 3724, 6916, 12103, 13249, 24206, 26498, 48412, 52996, 92743, 172237, 185486, 251731, 344474, 370972, 503462, 649201, 688948, 1006924, 1205659, 1298402, 1762117, 2411318, 2596804, 3272503, 3524234, 4822636, 6545006, 7048468, 8439613, 12334819, 13090012, 16879226, 22907521, 24669638, 33758452, 45815042, 49339276, 91630084, 160352647, 320705294, 641410588]

約数ペア:

[(1, 641410588), (2, 320705294), (4, 160352647), (7, 91630084), (13, 49339276), (14, 45815042), (19, 33758452), (26, 24669638), (28, 22907521), (38, 16879226), (49, 13090012), (52, 12334819), (76, 8439613), (91, 7048468), (98, 6545006), (133, 4822636), (182, 3524234), (196, 3272503), (247, 2596804), (266, 2411318), (364, 1762117), (494, 1298402), (532, 1205659), (637, 1006924), (931, 688948), (988, 649201), (1274, 503462), (1729, 370972), (1862, 344474), (2548, 251731), (3458, 185486), (3724, 172237), (6916, 92743), (12103, 52996), (13249, 48412), (24206, 26498)]