253905964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 490462560

約数和(自身を除く): 236556596

約数列:

[1, 2, 4, 13, 26, 52, 83, 89, 166, 178, 332, 356, 661, 1079, 1157, 1322, 2158, 2314, 2644, 4316, 4628, 7387, 8593, 14774, 17186, 29548, 34372, 54863, 58829, 96031, 109726, 117658, 192062, 219452, 235316, 384124, 713219, 764777, 1426438, 1529554, 2852876, 3059108, 4882807, 9765614, 19531228, 63476491, 126952982, 253905964]

約数ペア:

[(1, 253905964), (2, 126952982), (4, 63476491), (13, 19531228), (26, 9765614), (52, 4882807), (83, 3059108), (89, 2852876), (166, 1529554), (178, 1426438), (332, 764777), (356, 713219), (661, 384124), (1079, 235316), (1157, 219452), (1322, 192062), (2158, 117658), (2314, 109726), (2644, 96031), (4316, 58829), (4628, 54863), (7387, 34372), (8593, 29548), (14774, 17186)]