145400013

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 245656320

約数和(自身を除く): 100256307

約数列:

[1, 3, 9, 11, 31, 33, 59, 73, 93, 99, 121, 177, 219, 279, 341, 363, 531, 649, 657, 803, 1023, 1089, 1829, 1947, 2263, 2409, 3069, 3751, 4307, 5487, 5841, 6789, 7139, 7227, 8833, 11253, 12921, 16461, 20119, 20367, 21417, 24893, 26499, 33759, 38763, 47377, 60357, 64251, 74679, 79497, 133517, 142131, 181071, 221309, 224037, 273823, 400551, 426393, 521147, 663927, 821469, 1201653, 1468687, 1563441, 1991781, 2464407, 4406061, 4690323, 13218183, 16155557, 48466671, 145400013]

約数ペア:

[(1, 145400013), (3, 48466671), (9, 16155557), (11, 13218183), (31, 4690323), (33, 4406061), (59, 2464407), (73, 1991781), (93, 1563441), (99, 1468687), (121, 1201653), (177, 821469), (219, 663927), (279, 521147), (341, 426393), (363, 400551), (531, 273823), (649, 224037), (657, 221309), (803, 181071), (1023, 142131), (1089, 133517), (1829, 79497), (1947, 74679), (2263, 64251), (2409, 60357), (3069, 47377), (3751, 38763), (4307, 33759), (5487, 26499), (5841, 24893), (6789, 21417), (7139, 20367), (7227, 20119), (8833, 16461), (11253, 12921)]