648173691

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 1072512000

約数和(自身を除く): 424338309

約数列:

[1, 3, 9, 11, 27, 33, 97, 99, 149, 151, 291, 297, 447, 453, 873, 1067, 1341, 1359, 1639, 1661, 2619, 3201, 4023, 4077, 4917, 4983, 9603, 14453, 14647, 14751, 14949, 22499, 28809, 43359, 43941, 44253, 44847, 67497, 130077, 131823, 158983, 161117, 202491, 247489, 390231, 395469, 476949, 483351, 607473, 742467, 1430847, 1450053, 2182403, 2227401, 4292541, 4350159, 6547209, 6682203, 19641627, 24006433, 58924881, 72019299, 216057897, 648173691]

約数ペア:

[(1, 648173691), (3, 216057897), (9, 72019299), (11, 58924881), (27, 24006433), (33, 19641627), (97, 6682203), (99, 6547209), (149, 4350159), (151, 4292541), (291, 2227401), (297, 2182403), (447, 1450053), (453, 1430847), (873, 742467), (1067, 607473), (1341, 483351), (1359, 476949), (1639, 395469), (1661, 390231), (2619, 247489), (3201, 202491), (4023, 161117), (4077, 158983), (4917, 131823), (4983, 130077), (9603, 67497), (14453, 44847), (14647, 44253), (14751, 43941), (14949, 43359), (22499, 28809)]