219402603

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 388061856

約数和(自身を除く): 168659253

約数列:

[1, 3, 7, 9, 21, 29, 41, 63, 87, 101, 123, 203, 261, 287, 303, 369, 609, 707, 841, 861, 909, 1189, 1827, 2121, 2523, 2583, 2929, 3567, 4141, 5887, 6363, 7569, 8323, 8787, 10701, 12423, 17661, 20503, 24969, 26361, 28987, 34481, 37269, 52983, 61509, 74907, 84941, 86961, 103443, 120089, 184527, 241367, 254823, 260883, 310329, 360267, 594587, 724101, 764469, 840623, 1080801, 1783761, 2172303, 2521869, 3482581, 5351283, 7565607, 10447743, 24378067, 31343229, 73134201, 219402603]

約数ペア:

[(1, 219402603), (3, 73134201), (7, 31343229), (9, 24378067), (21, 10447743), (29, 7565607), (41, 5351283), (63, 3482581), (87, 2521869), (101, 2172303), (123, 1783761), (203, 1080801), (261, 840623), (287, 764469), (303, 724101), (369, 594587), (609, 360267), (707, 310329), (841, 260883), (861, 254823), (909, 241367), (1189, 184527), (1827, 120089), (2121, 103443), (2523, 86961), (2583, 84941), (2929, 74907), (3567, 61509), (4141, 52983), (5887, 37269), (6363, 34481), (7569, 28987), (8323, 26361), (8787, 24969), (10701, 20503), (12423, 17661)]