688049319178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{189061}}^1$

素因数の和:189287

約数の個数: 64

約数和(自身を含む): 1200619324800

約数和(自身を除く): 512570005622

約数列:

[1, 2, 13, 19, 26, 38, 53, 106, 139, 247, 278, 494, 689, 1007, 1378, 1807, 2014, 2641, 3614, 5282, 7367, 13091, 14734, 26182, 34333, 68666, 95771, 139973, 189061, 191542, 279946, 378122, 1819649, 2457793, 3592159, 3639298, 4915586, 7184318, 10020233, 20040466, 26279479, 46698067, 52558958, 93396134, 130263029, 190384427, 260526058, 341633227, 380768854, 499310101, 683266454, 998620202, 1392812387, 2474997551, 2785624774, 4949995102, 6491031313, 12982062626, 18106561031, 26463435353, 36213122062, 52926870706, 344024659589, 688049319178]

約数ペア:

[(1, 688049319178), (2, 344024659589), (13, 52926870706), (19, 36213122062), (26, 26463435353), (38, 18106561031), (53, 12982062626), (106, 6491031313), (139, 4949995102), (247, 2785624774), (278, 2474997551), (494, 1392812387), (689, 998620202), (1007, 683266454), (1378, 499310101), (1807, 380768854), (2014, 341633227), (2641, 260526058), (3614, 190384427), (5282, 130263029), (7367, 93396134), (13091, 52558958), (14734, 46698067), (26182, 26279479), (34333, 20040466), (68666, 10020233), (95771, 7184318), (139973, 4915586), (189061, 3639298), (191542, 3592159), (279946, 2457793), (378122, 1819649)]