215492013

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 350438400

約数和(自身を除く): 134946387

約数列:

[1, 3, 9, 11, 33, 59, 79, 99, 177, 237, 467, 531, 649, 711, 869, 1401, 1947, 2607, 4203, 4661, 5137, 5841, 7821, 13983, 15411, 27553, 36893, 41949, 46233, 51271, 82659, 110679, 153813, 247977, 303083, 332037, 405823, 461439, 909249, 1217469, 2176687, 2727747, 3652407, 6530061, 19590183, 23943557, 71830671, 215492013]

約数ペア:

[(1, 215492013), (3, 71830671), (9, 23943557), (11, 19590183), (33, 6530061), (59, 3652407), (79, 2727747), (99, 2176687), (177, 1217469), (237, 909249), (467, 461439), (531, 405823), (649, 332037), (711, 303083), (869, 247977), (1401, 153813), (1947, 110679), (2607, 82659), (4203, 51271), (4661, 46233), (5137, 41949), (5841, 36893), (7821, 27553), (13983, 15411)]