161806918

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 333704448

約数和(自身を除く): 171897530

約数列:

[1, 2, 7, 13, 14, 17, 26, 31, 34, 49, 62, 91, 98, 119, 182, 217, 221, 238, 241, 403, 434, 442, 482, 527, 637, 806, 833, 1054, 1274, 1519, 1547, 1666, 1687, 2821, 3038, 3094, 3133, 3374, 3689, 4097, 5642, 6266, 6851, 7378, 7471, 8194, 10829, 11809, 13702, 14942, 19747, 21658, 21931, 23618, 25823, 28679, 39494, 43862, 47957, 51646, 52297, 53261, 57358, 95914, 97123, 104594, 106522, 127007, 153517, 194246, 200753, 254014, 307034, 335699, 366079, 372827, 401506, 671398, 679861, 732158, 745654, 889049, 1359722, 1651091, 1778098, 2609789, 3302182, 4759027, 5219578, 6223343, 9518054, 11557637, 12446686, 23115274, 80903459, 161806918]

約数ペア:

[(1, 161806918), (2, 80903459), (7, 23115274), (13, 12446686), (14, 11557637), (17, 9518054), (26, 6223343), (31, 5219578), (34, 4759027), (49, 3302182), (62, 2609789), (91, 1778098), (98, 1651091), (119, 1359722), (182, 889049), (217, 745654), (221, 732158), (238, 679861), (241, 671398), (403, 401506), (434, 372827), (442, 366079), (482, 335699), (527, 307034), (637, 254014), (806, 200753), (833, 194246), (1054, 153517), (1274, 127007), (1519, 106522), (1547, 104594), (1666, 97123), (1687, 95914), (2821, 57358), (3038, 53261), (3094, 52297), (3133, 51646), (3374, 47957), (3689, 43862), (4097, 39494), (5642, 28679), (6266, 25823), (6851, 23618), (7378, 21931), (7471, 21658), (8194, 19747), (10829, 14942), (11809, 13702)]