171221388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1047

約数の個数: 96

約数和(自身を含む): 460803840

約数和(自身を除く): 289582452

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 61, 76, 78, 114, 122, 156, 183, 228, 244, 247, 366, 494, 732, 741, 793, 947, 988, 1159, 1482, 1586, 1894, 2318, 2379, 2841, 2964, 3172, 3477, 3788, 4636, 4758, 5682, 6954, 9516, 11364, 12311, 13908, 15067, 17993, 24622, 30134, 35986, 36933, 45201, 49244, 53979, 57767, 60268, 71972, 73866, 90402, 107958, 115534, 147732, 173301, 180804, 215916, 231068, 233909, 346602, 467818, 693204, 701727, 750971, 935636, 1097573, 1403454, 1501942, 2195146, 2252913, 2806908, 3003884, 3292719, 4390292, 4505826, 6585438, 9011652, 13170876, 14268449, 28536898, 42805347, 57073796, 85610694, 171221388]

約数ペア:

[(1, 171221388), (2, 85610694), (3, 57073796), (4, 42805347), (6, 28536898), (12, 14268449), (13, 13170876), (19, 9011652), (26, 6585438), (38, 4505826), (39, 4390292), (52, 3292719), (57, 3003884), (61, 2806908), (76, 2252913), (78, 2195146), (114, 1501942), (122, 1403454), (156, 1097573), (183, 935636), (228, 750971), (244, 701727), (247, 693204), (366, 467818), (494, 346602), (732, 233909), (741, 231068), (793, 215916), (947, 180804), (988, 173301), (1159, 147732), (1482, 115534), (1586, 107958), (1894, 90402), (2318, 73866), (2379, 71972), (2841, 60268), (2964, 57767), (3172, 53979), (3477, 49244), (3788, 45201), (4636, 36933), (4758, 35986), (5682, 30134), (6954, 24622), (9516, 17993), (11364, 15067), (12311, 13908)]